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Skeletal Trauma E-Book

Skeletal Trauma E-Book

Bruce D. Browner | Jesse B. Jupiter | Christian Krettek | Paul A Anderson

(2014)

Additional Information

Book Details

Abstract

Obtain the best outcomes from the latest techniques with help from a "who's who" of orthopaedic trauma experts. The updated edition of Skeletal Trauma: Basic Science, Management, and Reconstruction is dedicated to conveying today's most comprehensive information on the basic science, diagnosis, and treatment of acute musculoskeletal injuries and post-traumatic reconstructive problems. You'll be equipped with all of the knowledge needed to manage any type of traumatic injury in adults.

  • Confidently approach every form of traumatic injury with current coverage of relevant anatomy and biomechanics, mechanisms of injury, diagnostic approaches, treatment options, and associated complications.
  • Access critical information concerning mass casualty incidents and war injuries. Sixteen active-duty military surgeons and physicians from various branches of the U.S. Military have collaborated with civilian authors to address injuries caused by road traffic, armed conflicts, civil wars, and insurgencies throughout the world.
  • Learn from many brand-new chapters including Principles of Internal Fixation; Gunshot Wounds and Blast Injuries; New Concepts in Management of Thoracolumbar Fractures; Surgical Treatment of Acetabular Fractures; Diaphyseal Fractures of the Forearm; Fractures of the Distal Femur; Tibial Plateau Fractures; and Amputations in Trauma.
  • Take advantage of guidance from expert editors, two brand new to this edition, and a host of new authors who provide fresh insights on current trends and approaches in the specialty.
  • Know what to look for and how to proceed with a fully updated art program that features full-color intraoperative images and crisp, new figures.
  • Handle the most challenging cases of latent or post-operative nonunions, malunions, and more with extensive coverage of post-traumatic reconstruction.
  • Consult this title on your favorite e-reader, conduct rapid searches, and adjust font sizes for optimal readability.

Table of Contents

Section Title Page Action Price
9780323294980v1_WEB.pdf 1
Front Cover 1
Endsheet 2 2
Skeletal Trauma 5
Copyright Page 6
Dedication 7
Contributors 8
Foreword 23
Preface 24
Acknowledgments 26
Table Of Contents 27
Video Contents 31
One General Principles 35
1 The History of Fracture Treatment 37
Early Splinting Techniques 37
Precursors of the Plaster Bandage 39
The Plaster Bandage and Its Derivatives 41
Traction 42
Functional Bracing 44
Open Fractures 44
Early Fracture Surgery 46
Wire Fixation 46
Screw Fixation 46
Plate Fixation 46
External Fixation 51
Intramedullary Fixation 53
Robert Danis and the Development of the AO Group 56
Gavriil a. Ilizarov and the Discovery of Distraction Osteogenesis 59
Stuart A. Green 59
Emile Letournel and the Surgery of Pelvic and Acetabular Fractures 59
Joel M. Matta 59
Klaus Klemm and Interlocking Nailing and Local Antibiotic Bead Chain Therapy 60
David Seligson 60
Maurice Edmond Müller, Internal Fixation Techniques and Hip Prostheses 61
Joseph Schatzker 61
Martin Allgöwer, Internal Fixation and Fracture Management 63
Marvin Tile 63
Summary 64
Christopher L. Colton 64
References 65
2 Global Burden of Musculoskeletal Injuries 67
Causes of Injury 67
Geographic and Demographic Distribution of Injury Burden 67
Estimating the Burden of Musculoskeletal Injury 71
Focus on Military Injuries 72
References 73
3 The Challenges of Orthopaedic Trauma Care in the Developing World 75
Introduction 75
Improving Trauma Care Systemwide Globally: the World Health Organization’s Essential Trauma Care Project 75
Background 75
Case Studies of Individual Institutions 76
Global Efforts to Improve Trauma Care 76
The Role of the World Health Organization: the World Health Assembly Resolution on Trauma and Emergency Care Services and the Creation of the Global Alliance for Care of the Injured 79
Barriers to Access 79
Education 82
Pediatric Trauma (Management of Common Injuries) 83
Adult Trauma 86
Spinal Injuries 87
Cervical Spine 88
Thoracolumbar Spine (TLS) 88
Pelvic and Acetabular Fractures 88
Pelvic Ring Injuries 88
Acetabular Fractures 89
Lower Extremity Injuries 89
Hip Dislocations 89
Hip Fractures 90
Femoral Shaft Fractures 90
Knee Injuries 90
Tibia-Fibula Fractures 91
Foot and Ankle Injuries 91
Upper Extremity Injuries 92
Shoulder Injuries 92
Humeral Shaft Fractures 93
Elbow Injuries 93
Forearm Injuries 93
Hand and Wrist 93
Amputations 93
Avenues for Orthopaedic Volunteerism 94
The Surgical Implant Generation Network Intramedullary Nail System 96
Introduction 96
Background 96
Design Features 97
Innovation 97
Outcomes 97
Surgical Technique 98
Interlocking Screw Placement 98
Fin Nail 98
Tibial Nail Technique 99
Design Features. 99
Incision and Bone Entrance. 99
Reduction. 99
Reaming. 100
Nail Insertion. 100
Placement of Interlocking Screws. 100
Femoral Nail Technique 100
Introduction. 100
Reduction. 100
Antegrade Nail Technique. 101
Retrograde Nail Technique. 102
Hip Fractures 102
Background. 102
The Surgical Implant Generation Network Hip Construct Technique. 103
Key References 103
References 105
4 Biology and Enhancement of Skeletal Repair 108
Introduction 108
Biology of Graft Substitutes 108
Stages of Bone Graft Incorporation 109
Autogenous Iliac Crest Bone Graft 109
Osteoconductive Graft Substitutes 110
Calcium Sulfate Substitutes 111
Calcium Phospate Substitutes 112
Hydroxyapatite 112
Tricalcium Phosphate 113
Demineralized Bone Matrix 115
Patient-Derived Cellular Therapies 120
Marrow Aspirate 120
Historic Perspective 120
Current Methodology 120
Preclinical Substantiation 121
Clinical Application of Marrow Elements 122
Platelet-Rich Plasma 123
Platelet-Derived Growth Factor 123
Transforming Growth Factor-β 124
Platelet-Rich Plasma Augmentation of Graft Materials 124
Preclinical Studies 124
Platelet-Rich Plasma Preparation 124
Clinical Evidence 125
Bone Applications. 125
Soft Tissue Applications. 126
Recombinant Human Platelet-Derived Growth Factor 127
Inductive Substrates (Bone Morphogenic Protein) 127
Off-Label Use and Complications 130
Bone Morphogenic Protein Interactions 131
Economic Impact 131
Summary 132
Conclusions 132
Key References 132
References 133
5 Biomechanics of Fractures 140
Introduction 140
Basics of Mechanics 140
Movement and/or Displacement 140
Stress/Strain 141
Stress-Strain and Other Diagrams 141
Properties of Materials (Young’s or Elastic Modulus, Yield and Failure, Energy/Toughness) 141
Other Material Properties (Viscoelasticity, Anisotropy, Creep and Relaxation, Fatigue, S-N Curve) 141
Finite Element Analysis Primer 145
Bone Properties and Fracture Risk 147
Bone Mechanical Properties 148
Cortical Bone Properties and Microstructure 149
Trabecular Bone Properties and Microstructure 150
Age-Related Bone Property Changes 150
Osteoporosis 151
Structural Properties and Loading Modes 152
Definition (Area Moment of Inertia) 152
Cylinder (Long Bone, Intramedullary Nail, Screw) 152
Rectangle (Plate) and Optimization (I Beam, External Fixator) 153
Loading Modes 153
Tension/Compression and Shear 154
Bending 154
Torsion 154
Loading Experienced by the Skeleton 154
Clinical Examples of Combined Loading 154
Fracture Severity Quantification 155
Fractures Associated with Particular Diseases and Conditions 155
Osteoporosis and Age-Related Fractures 155
Defects in Bone Caused by Malignancy and Benign Conditions 157
Implant-Related Bone Fracture: Periprosthetic and Interprosthetic Fractures 158
Stress Shielding 160
Fracture Healing 160
Healing by Callus Formation— Biomechanical Considerations 160
Biomechanical Stages of Fracture Healing 161
Biomechanics of Fracture Fixation 162
Nonoperative Treatment, Casting and Splinting, Traction 163
Surgical Fixation—Biomechanical Considerations 163
Intramedullary Rods 164
Plate Fixation 165
External Fixation 165
Summary 165
Key References 165
References 166
6 Closed Fracture Management 168
6A Introduction 168
Introduction 168
References 169
6B Basic Principles 169
Fracture Reduction and Maintenance of Reduction 170
Manipulative Reduction 170
Types of Anesthesia 171
Timing of Reduction 172
Radiographic Examination of Fractures 172
External Support of Fractures 172
Plaster of Paris 172
Management of Acute Fractures 173
Application of Three-Point Loading Techniques 173
Postreduction Management of Acute Fractures 173
Wedging of Casts 175
Walking Casts 175
Key References 177
References 178
6C Scaphoid Fractures 177
Incidence and Demographics 177
Clinical Examination 179
Radiologic Examination 179
Classification and Fracture Incidence 179
Treatment Options 180
Operation versus Conservative Treatment 180
Minimally Displaced and Undisplaced 180
Cast Treatment 180
Conclusion 181
Key References 181
References 182
6D Distal Radius Fractures 181
Demographics 181
Clinical Assessment 183
Radiologic Assessment 183
Normal Parameters 183
How Much Deformity is Acceptable in Adults 183
Treatment 184
Young Patients 184
Elderly Patients 184
Key References 187
References 188
6E Humeral Shaft Fractures 187
Introduction 187
Treatment 189
Outcomes 190
Controversies 191
Conclusion 192
Key References 192
References 193
6F Proximal Humerus Fractures 192
Diagnosis 194
Initial Immobilization 195
Rehabilitation 195
Nonoperative Treatment Outcomes 196
Conclusion 197
Key References 197
References 198
6G Ankle Fracture 200
Epidemiology and Risk Factors 200
Clinical Evaluation 200
Assessment 200
Radiographic Evaluation 201
Classification Systems 201
Determining Stability 201
Smokers 202
Elderly Patients 202
Treatment 202
General 202
Special Techniques 202
Long Term 203
Conclusion 203
Key References 204
References 205
6H Tibial Fractures 206
Pathophysiology of Fracture Healing 206
Vascularity and Fracture Healing 206
Callus Formation 206
Shortening 207
Angulation 207
Expected Outcomes 209
Representative Examples 212
Clinical Protocol 212
Acute Management 212
The Short Functional Cast 212
The Functional Brace 212
Brace Removal and Follow-up 212
Key References 222
References 223
6I Fractures of the Femur 222
Manipulative Reduction and Continuous Traction 222
Principles of Traction 222
Methods of Applying Traction 222
Complications of Traction 225
Fracture Bracing 225
Biomechanics and Physiology of Fracture Bracing 225
Lower Limb Fracture Bracing 225
Application Procedure for Femoral Fracture Bracing 228
Key References 231
References 232
7 Principles and Complications of External Skeletal Fixation 233
Historical Background 233
Early Fixators 233
Fixators for Limb Lengthening 233
Circular Fixators 233
Fixators for Severe Trauma 235
Computerized Correction 235
Combined Internal and External Fixation 236
Fixator-Assisted Nailing 236
External Skeletal Fixation in the Future 236
Fixator Terminology 237
Frame Configuration 237
Prefabricated Fixators 238
Improvised Fixators 238
Problems, Obstacles, and Complications 238
Nerve and Vessel Injury 238
Introduction 238
Vessel Injuries 238
Compartment Syndrome 239
Nerve Injuries 240
Implant Placement to Avoid Neurovascular Injury 240
Introduction 240
Technique of Identifying Landmarks 241
Pin Tract Infection 241
Introduction 241
Pathophysiology of Pin- or Wire-Site Sepsis 260
Fluid Secretion 260
Abscess Formation 260
Skin Necrosis 260
Heat Injury 260
Deep Soft Tissue Necrosis 260
Bone Necrosis 261
Motion 261
The Pin–Skin Interface 261
The Pin–Bone Interface 262
Strategies to Reduce Implant-Site Sepsis 262
Fixator Selection 262
Pin Selection 263
Pin and Wire Insertion Considerations 263
Fracture Alignment 263
Predrilling 263
Pin Insertion 263
Inserting Transfixion Wires 263
Implant–Skin Interface Management 264
Frame Assembly 264
Pin Care Routine 264
Ambulatory Aids 265
Dealing with Pinhole Problems 265
Fixator-Associated Problems 265
Introduction 265
Pressure Necrosis 265
Broken Components 265
Disruption of Lifestyle 265
Pain 266
Postoperative Pain 266
Pain While the Fixator Is in Place 266
Pain on Pin Removal 266
Persistent Pain after Fixator Removal 266
Bone Pain 266
Neurogenic Pain 266
Pain Associated with Fracture Healing 266
Psychological Problems 266
Principles Unique to the Ilizarov Method 267
Introduction 267
Treatment Principles for Nonunions and Malunions 267
Segmental Skeletal Defects 268
Joint Mobility 269
Stretching 269
Contractures 269
Limb Positioning 269
Functional Limb Use 270
Regenerate Healing and Maturation 270
Post-Ilizarov Management 270
External Fixators as Nonunion Machines 270
External Fixators for Damage Control Orthopaedics 271
Introduction 271
The Temporary Fixator 272
Military Applications 272
The Drill Sleeve 272
Conversion to Permanent External Fixation 272
Choice of Implants 272
Reducing Costs from Inventory Control 272
Implant Depth 273
Using the Atlas for Damage Control Orthopaedics 273
Danger Regions for Percutaneous Pins Inserted without Fluoroscopy 273
Femur 273
Tibia 274
Humerus 275
Forearm 275
Key References 276
References 277
8 Principles of Internal Fixation 279
Introduction 279
Plan of Attack and How to Use This Chapter 279
Fracture Pattern 280
Fracture Pattern = Law of Conservation of Energy 280
Fracture Pattern Reveals the Intrinsic Stability of the Bone after Reduction 281
Fracture Pattern Characterizes the Unbalanced Forces That Create Displacement and Subsequent Deformity 281
Fracture Pattern Predicts Expected Soft Tissue Damage 282
Fracture Pattern Defines Expected Mode of Healing 282
Speaking of Fracture Patterns 283
Soft Tissue Pattern 283
Recognize the Severity of the Soft Tissue Injury Preoperatively 283
Modify Surgical Plans Based on Soft Tissue Injury Pattern 284
Familiarize Yourself with the Concept of Angiosomes 285
Empower Fracture Fixation Constructs 286
Speaking of the Soft Tissue Pattern 286
Area Involved 286
Articular Surface 287
Metaphysis and Diaphysis 288
Speaking of the Area Involved 288
Desired Stability 289
Spectrum of Stability 289
Absolute Stability 290
Summary of Absolute Stability 296
Speaking of Absolute Stability 296
Relative Stability 296
Strain Theory of Perren 296
Stress Distribution versus Stress Concentration 298
Summary of Relative Stability 298
Speaking of Relative Stability 298
Approach 300
Intraoperative Positioning and Patient Safety 300
Supine Position 300
Prone Position 300
Lateral Decubitus Position 300
Special Considerations: Hemilithotomy and Perineal Post 301
Surgical Exposure 301
Speaking of the Surgical Approach 303
Reduction: Direct Versus Indirect 303
Quality of Reduction 303
Method of Reduction 303
AO Philosophy and Inherent Conflict 303
Direct Reduction: Instruments and Techniques 303
Indirect Reduction: Instruments and Techniques 306
Direct and Indirect Reduction: Summary 309
Speaking of Direct and Indirect Reduction 309
Fixation 309
Wires and Pins 310
Speaking of Wires and Pins 311
Screws, Drill Bits, Taps, and Screwdrivers 311
Screw Functions 311
Screw Parts: Head 312
Screw Parts: Inner Diameter 312
Screw Parts: Outer Diameter 313
Screw Parts: Tip 314
Screw Types 315
Screw Function Revisited 316
Speaking of Screws 316
Drill Bits and Taps 316
Speaking of Drills and Taps 318
Screwdrivers 318
Speaking of Screwdrivers 318
Plate 319
Mechanical Function 319
Neutralization Plating 319
Compression Plating 320
Tension Band Plating 320
Buttress Plating 323
Bridge Plating 324
Locked Internal Fixator 325
Speaking of Plate Function 327
Specific Design Features: Shape, Holes, and So On 327
Speaking of Plate Design 329
Intramedullary Nail or Rod 329
Mechanical Form of Stability 329
Speaking of an Intramedullary Rod 331
General Design Features 331
Proximal End. 331
Central Portion. 332
Distal End. 334
Other Design Features. 335
Cross-Sectional Shape. 335
Diameter. 335
Cannulation. 335
Speaking of Intramedullary Rod Design 335
Steps of Intramedullary Rodding 335
Starting Point and Entrance Angle into the Proximal Segment 336
Reduction of the Fracture 337
Reaming (If Chosen) 337
Entrance Angle into and Ending Point in the Distal Segment 339
Interlocking Screw Insertion 339
Working Length Revisited 339
Speaking of Intramedullary Rod Technique 340
Construct Stability 340
Speaking of Construct Stability 342
Construct Failure 342
Injury Factors 342
Patient Factors 343
Surgeon Factors 344
Proactive Failure Analysis 344
Loosening of Screws in a Conventional Plating Construct 344
Screw Fracture in a Conventional Plating Construct 344
Plate Fracture in a Conventional or Locking Construct 344
Bone/Screw Interface Failure in a Locking Construct 345
Interlocking Screw Fracture in an Intramedullary Rod Construct 345
Interlocking Screw Backout and Bone/Screw Interface Failure in an Intramedullary Rod Construct 345
Speaking of Construct Failure 345
Preoperative Planning 345
The Elements of Preoperative Planning 346
The Desired End Result 346
The Surgical Tactic 346
The Operation Logistics 346
Speaking of Preoperative Planning 347
Summary 347
Key References 347
References 348
9 Evaluation and Treatment of the Multi-injured Trauma Patient 352
Introduction 352
Trauma Systems 352
Prehospital Evaluation and Care 353
Prehospital Personnel 353
Prehospital and En Route Critical Care Providers 353
Airway Control 353
Hemorrhage Control 354
Resuscitation 354
Hospital Evaluation and Care 355
Trauma Team 355
Assessing the Severity of Injury 355
Hospital Resuscitation 355
Primary Survey 356
Airway 356
Breathing 356
Circulation 358
Disability 358
Exposure and Environmental Control 359
Secondary Survey 359
Damage Control Surgery 359
Trauma to the Cranium 359
Neck Injury 360
Thoracic Injury 360
Abdominal Injury 360
Retroperitoneal Injuries 361
Genitourinary Injuries 362
Musculoskeletal Injuries 362
Tertiary Survey 362
Summary 362
Key References 362
References 364
10 Initial Evaluation of the Spine in Trauma Patients 366
Initial Evaluation and Stabilization 366
Advanced Trauma Life Support 366
Classification of Neurologic Injury 368
Radiographic Assessment 369
Cervical Spine Clearance 372
Patient Classification 372
Asymptomatic Patients 373
Temporarily Nonassessable Secondary to Distracting Injuries or Intoxication 373
Symptomatic Patients 374
Obtunded Patients 374
Conclusion: Cervical Spine Clearance 374
Thoracolumbar Spine Clearance 375
Conclusion 376
Key References 376
References 378
11 Damage Control Orthopaedic Surgery: 380
Introduction to the Concept of Damage Control Orthopaedics 380
History of Damage Control Orthopaedics Versus Early Total Care 382
Diagnosis and Classification of the Basic Pathophysiology and Inflammatory Process in Critically Injured Patients 383
The Basic Characteristics of Shock 383
The Basic Principles of Resuscitation 383
Achieving Hemostasis 383
Volume Replacement 384
Optimizing Pulmonary Function 384
Early Fracture Care versus Damage Control Orthopaedics 384
Management of the Multiply Injured Patient 384
The Decision for Damage Control Orthopaedic Surgery 384
Assessment 385
Care for the Stable Patient (Grade I) 385
Care for the Borderline Patient (Grade II) 385
Care for Unstable Patients (Grade III) 385
Care for Patients in Extremis (Grade IV) 385
Damage Control Orthopaedic Treatment Principles 385
Management Goals 385
Surgical Timing and Titration of Care 386
External Fixation 386
Pelvic Stabilization and Hemodynamic Control 386
Managing Other Musculoskeletal Injuries 387
Avoiding Missed Opportunities: Value of the Team Approach for Care of Multiply Injured Patients 387
Conversion to Definitive Fixation 387
Treatment of Patients with Severe Thoracic and Musculoskeletal Injuries: Establishing the Model for Damage Control Orthopaedics 388
The Effect of Timing 388
The Effect of Reaming 389
The Effect of the Fracture 390
Current Treatment Recommendations in Cases of Severe Thoracic Injury and Musculoskeletal Injury 390
Damage Control Orthopaedic Guidelines for Other Unique Musculoskeletal Injuries: Clinical Evidence Based on Meta-Analysis and Systematic Reviews 390
Clinical Experience: Bilateral Femur Fractures 390
Clinical Experience: Femoral Fracture and Head Injury 391
Clinical Experience: Unstable Pelvic Ring Injury and Polytrauma 392
Clinical Experience: Military Combat Casualty Care Lessons Learned 394
Conclusion 395
Key References 395
References 396
12 Disaster Management 400
Introduction 400
Disaster Planning 400
Disaster Classification 401
Disaster Management 401
Barriers to Effective Disaster Response 402
Disaster Response Organization—Incident Command System 403
Accidental and Human-Made Disasters 404
Nuclear and Radiologic Events 405
Biological Events 405
Chemical Events 405
Blast Events 405
Blast Injury Pathophysiology 406
Primary Blast Injury 406
Secondary Blast Injury 408
Tertiary and Quaternary Blast Injury 408
Medical Management of Disaster Casualties 409
Triage—Concept and Principles 409
The Challenge of Individual Triage 409
Global Triage Accuracy 410
Decontamination 411
Evacuation 411
Evacuation and Echelons 412
Echelon I 413
Echelon II 413
Echelon III 414
Echelon IV 414
Echelon V 414
Hospital Care 415
Blast Injury 415
Disaster Education Initiatives 416
Summary 417
Acknowledgement 417
Key References 417
References 418
13 Occupational Hazards in the Treatment of Orthopaedic Trauma 420
13A Optimal and Safe Use of C-Arm X-Ray Fluoroscopy Units 420
Introduction 420
Features 420
Reduction of Radiation Dose during C-Arm Operation 425
In Summary: to Operate a C-Arm and Reduce the Radiation Exposure 428
Protection From Radiation of C-Arm Equipment When in Operation 429
Annual Inspection of C-Arm Equipment 430
Bibliography 430
Bibliography 431
13B Prevention of Occupationally Acquired Bloodborne Pathogens 430
Hepatitis B Virus 432
Acute Infection 432
Chronic Disease 432
Treatment 432
Prevention Before and After Occupational Exposure 432
Hepatitis C Virus 433
Screening 433
Human Immunodeficiency Virus 433
Management of Occupational Exposure to HIV 434
Strategies to Prevent Occupational Transmission of Bloodborne Pathogens 434
Screening for Bloodborne Pathogens 434
Human Immunodeficiency Virus 435
Hepatitis C Virus 435
Management of Bloodborne Pathogen Infected Healthcare Workers 435
Personal Protective Equipment 435
Gloves 435
Gowns 435
Masks, Eye Protection, and Face Shields 436
Other Personal Protective Equipment 436
Work Practices and Engineering Controls 436
Setting Expectations 436
Needles and Sharps 436
Hands-Free Technique 436
Blunted Surgical Needles 436
Regulated Medical Waste 436
Summary 437
Key References 437
References 438
14 Medical Management of the Orthopaedic Trauma Patient 440
14A Acute Pain Management, Regional Anesthesia Techniques, and Management of Complex Regional Pain Syndrome 440
Neurophysiology of Pain Processing 440
Nociceptors and Primary Afferents 441
Central Nervous System Relay and Processing 441
Treatment Options 443
Opioids 443
Patient-Controlled Analgesia 443
Assessment 444
Pharmacotherapy 445
Nonsteroidal Antiinflammatory Drugs 445
Acetaminophen 445
Opioids 445
Selection of Opioids 447
Appropriate and Inappropriate Use of Opioids 449
Diagnosis and Differential 449
Informed Consent 449
Abuse 449
Addiction 449
Physical Dependence 449
Tolerance 450
Withdrawal (Abstinence) 450
Opioid Agreements 450
Initiation and Assessment of Therapy 450
Analgesia 451
Activity 451
Adverse Effects 451
Aberrant Behavior 451
Neuraxial Delivery Systems: Subarachnoid Injections 451
Neuraxial Delivery Systems: Continuous Epidural Catheters 452
Peripheral Nerve Blocks 453
Upper Extremity Blocks 454
Interscalene Block 454
Supraclavicular 456
Infraclavicular 456
Axillary 458
Lower Extremity Blocks 458
Lumbar Plexus Blocks (Psoas Compartment Block) 459
Femoral 459
Adductor Canal Block 460
Parasacral Block 461
Sciatic Nerve Block 462
Popliteal Block 463
Complex Regional Pain Syndrome 464
Risk Factors 464
Pathophysiology 465
Symptomatology 465
Imaging and Testing 465
Treatment 465
Medical Therapies 465
Conclusion 466
References 466
14B Perioperative Assessment 470
Introduction to Perioperative Medicine 470
Preoperative Cardiac Risk Assessment 470
Pulmonary Risk Assessment 471
Medications 472
β-Blockers 472
Hyperglycemic Medications 472
Glucocorticoids 473
Antihypertensive Medications 473
Anticoagulation Medications 474
Herbal Supplements 474
Other Medications 475
Ordering Tests 475
Diabetes Mellitus 475
Obstructive Sleep Apnea 476
Liver Disease 476
Preventing Complications 477
Delirium 477
Acute Renal Failure 477
Postoperative Fever 477
Other 478
Conclusion 478
Key References 478
References 479
14C Management of the Pregnant Woman 480
Introduction 480
Assessment 480
Physiologic Changes in Pregnancy 480
Diagnostic Imaging in Pregnancy 481
X-Ray 481
Computed Tomography 481
Magnetic Resonance Imaging 482
Nuclear Imaging 482
Common Musculoskeletal Complaints in Pregnancy 482
Fetal Monitoring during Nonobstetric Surgery 483
Anesthesia during Pregnancy 483
Preterm Labor 483
Trauma in Pregnancy 483
Medications for Use in Musculoskeletal Injuries or Complaints in Pregnancy 484
Perimortem Cesarean Delivery 484
Key References 485
References 486
14D Substance Abuse Syndromes: Recognition, Prevention, and Treatment 485
Introduction 485
Definitions 487
Recognition—Estimating Risk 487
Alcohol 487
Opiates 488
Cocaine 488
Benzodiazepines 489
Recognition—Early Identification of Signs and Symptoms 489
Alcohol 489
Opiates 491
Cocaine 491
Benzodiazepines 491
Management—Prophylaxis/Treatment 491
General Medical Considerations 492
Alcohol 492
Benzodiazepine Administration 492
Benzodiazepine Protocol 492
Alcohol Replacement 493
Ethanol Replacement Protocol 494
Additional Considerations for Implementation of Alcohol Replacement Therapy 494
Opiates 495
Cocaine 495
Benzodiazepines 495
Discharge Plans 495
Summary 495
Key References 496
References 497
15 Evaluation and Treatment of Vascular Injuries 500
History 500
Etiology 500
Locations and Types of Vascular Injuries 500
Diagnosis 501
History and Physical Examination 501
Radiologic Studies 502
Management of Vascular Injuries 503
The Emergency Center 503
Nonoperative Treatment of Arterial Injuries 504
Therapeutic Embolization 504
Endovascular Stents and Stent Grafts 504
The Operating Room 504
Arterial Repair 504
Skin Preparation and Draping 504
Incisions 505
Standard Techniques of Arterial Repair 505
Completion Arteriography 507
Venous Injuries 508
Indications for Fasciotomy 509
Combined Orthopaedic–Vascular Injuries 509
Temporary Intraluminal Vascular Shunts 509
Mangled Extremities 510
Bleeding or Edema in Soft Tissues 511
Heroic Techniques to Save a Limb 511
Postoperative Care 511
Complications 511
Early Occlusion of Arterial Repair 511
Delay in Diagnosis of an Arterial Injury 511
Soft Tissue Infection over an Arterial Repair 511
Late Occlusion of Arterial Repair 511
Summary 512
Key References 512
References 513
16 Compartment Syndromes 516
Introduction 516
History 516
Pathophysiology 516
Diagnosis: Clinical Assessment 519
Crush Syndrome 521
Compartment Syndrome in Combat 521
Measurement Techniques 524
Needle Manometer 524
Arterial Line Catheter 524
Stryker Stic Catheter System 525
Microporous Catheter 525
New Technologies 526
Fasciotomy Techniques 528
Compartment Syndrome of the Hand 528
Compartment Syndrome of the Forearm 530
Volar (Henry) Approach 530
Volar Ulnar Approach 531
Dorsal Approach 531
Compartment Syndrome of the Upper Arm 531
Compartment Syndrome of the Leg 531
Fibulectomy 533
One-Incision (Perifibular) Fasciotomy. 533
Double-Incision Technique. 535
Compartment Syndrome of the Thigh 536
Compartment Syndrome of the Foot 537
Closure and Aftercare of Fasciotomy Wounds 538
Chronic Exertional Compartment Syndrome 541
Future Direction 541
Acknowledgment 542
Key References 542
References 543
17 Open Fractures 547
Introduction 547
Mechanism 547
Direct Blow 547
Crush Injury 547
Explosion and Blast Injury 547
Pathophysiology 549
Infection 549
Classification 549
Gustilo and Anderson 549
Other Open Fracture Classifications 549
Arbeitsgemeinschaft für Osteosynthesefragen/Orthopaedic Trauma Association Open Fracture Classification 550
Basic Principles of Open Fracture Management in the Emergent Setting 551
Initial Trauma Assessment 551
Prompt Diagnosis 551
Control Bleeding 551
Injury Assessment 551
Integument 551
Contamination 551
Vascular 551
Muscle Integrity and Function 556
Bone Loss 556
Splinting 556
Wound Infections and Antibiotics 557
What and Type 558
How Long? 559
Basic Principles of Open Fracture Management in the Operating Suite 559
Débridement 559
Irrigation 560
Tips and Tricks 562
Future Studies 562
Open Fractures with Compartment Syndrome 562
Osseous Stabilization 563
Internal Fixation 563
Intramedullary Nailing 563
External Fixation 564
Wound Management 565
Primary Closure 565
Tips and Tricks 565
Ankle Fractures 565
Delayed Primary Closure 565
Vacuum-Assisted Closure and Negative-Pressure Wound Management 565
Local Antibiotics 566
Comparison of Different Options for Initial Wound Management 567
Immediate Shortening 567
Future Developments 567
Bacteria Identification Using Molecular Platform 567
Antimicrobial Implants 568
Local Antibiotic Delivery Devices 568
Antibiofilm Agents 568
Dual-Purpose Bone Grafts 569
Tissue Engineering and Regenerative Medicine Approaches 569
Conclusion 569
Key References 569
References 570
18 Soft Tissue Reconstruction 575
Introduction and General Principles 575
Introduction 575
Initial Evaluation 575
Wound Preparation 575
Wound Coverage Types 576
Skin Grafts 576
Dermal Substitutes 577
Random Pattern Flaps 577
Axial Pattern Flaps 577
Island Pattern Flaps 577
Perforator Flap 577
Free Flap 577
Soft Tissue Reconstruction of the Upper Extremity 577
Surgical Planning 577
The Shoulder 578
Scapular and Parascapular Flap 578
The Brachium and Arm 578
Pedicled Latissimus Dorsi Muscle Flap 578
Pedicled Pectoralis Muscle Flap 579
The Elbow 579
Radial Forearm Flap 579
Anconeus Muscle Flap 579
Pedicled Latissimus Dorsi Muscle Flap 579
Forearm 580
Anterolateral Thigh Flap 580
Lateral Arm Flap 580
Scapular and Parascapular Flap 581
Omental Flap 581
Wrist and Hand 581
Reverse Radial Forearm Flap 581
Posterior Interosseous Artery Flap 583
Groin Flap 583
First Dorsal Metacarpal Artery Flap 584
Lower Extremity Soft Tissue Reconstruction 585
Introduction 585
Surgical Planning 585
Hip and Thigh 585
Lower Thigh, Knee, and Proximal Third of the Leg 586
Gastrocnemius Muscle Flap 586
Vastus Lateralis Muscle Flap 586
Saphenous Artery Fasciocutaneous Flap 587
Sural Artery Fasciocutaneous Flap 587
Popliteal-Based Posterior Thigh Fasciocutaneous Flap 588
Superior Lateral Genicular Artery Fasciocutaneous Flap 588
Middle Third of the Leg 589
Soleus Flap 589
Lower Third of the Leg and Ankle 589
Propeller Flaps 589
Reverse Sural Artery Flap 589
The Foot 590
Distally Based Sural Artery Flap 590
Dorsalis Pedis Flap 590
Medial Plantar Flap 591
Free Flap 591
Rehabilitation and Outcomes 591
Outcome Studies 591
Key References 591
References 593
19 Gunshot Wounds and Blast Injuries 595
Introduction 595
Ballistics 595
Diagnosis 595
General Treatment Principles 596
Antibiotic Usage 596
Wound Assessment 597
Upper Extremity 598
Proximal Humerus and Shoulder Joint 598
Vessel and Nerve Injury 598
Fracture 598
Humeral Shaft and Arm 599
Vessel and Nerve Injury 599
Fracture 601
Elbow 601
Distal Humerus 603
Ulna 603
Forearm 604
Gunshot Fractures of the Hand and Wrist 604
Introduction 604
Initial Treatment 605
Surgical Treatment 605
Soft Tissue Management 606
Fracture Treatment 606
Lower Extremity 607
Pelvis 607
Imaging Studies 607
Intraarticular Bullets 607
Intestinal Contamination 607
Fracture Management 608
Femur 609
History and Physical Examination 609
Imaging 609
Initial Treatment 609
Definitive Treatment 609
Diaphyseal and Subtrochanteric Fractures 609
Distal Femoral Fractures 611
Tibia 611
Intraarticular Fractures 612
Foot 614
Orthopaedic Management in the Blast Trauma Patient 614
Blast Trauma Mechanisms of Injury 615
Lessons Learned 618
Conclusions 620
Key References 620
References 621
20 Pathologic Fractures 623
Introduction 623
Metastatic Bone Lesions 623
Prognosis 624
Biology of Bone Metastases 624
Evaluation 625
Examination 625
Clinical Features and Presentation 625
Diagnosis 625
Diagnostic Evaluation 625
Imaging 626
Biopsy 626
Management 627
Impending Fractures 627
Pathologic Fractures 627
Goals 627
Nonoperative Treatment 630
Surgical Treatment 632
Upper Extremity. 632
Lower Extremity. 636
Pelvis and Acetabulum. 639
Spine. 642
Complications 647
Special Considerations 648
Renal Cell Carcinomas 648
Radiation-Induced Fractures 649
Bisphosphonate-Associated Fractures 649
Conclusion 649
Key References 649
References 651
21 Osteoporotic Fragility Fractures 655
Demographics of Osteoporotic Fragility Fractures 655
Trends of Fragility Fractures 655
Results of Fragility Fractures 657
Socioeconomic Implications of Fragility Fractures 658
Is the Medical System Prepared for This Change? 658
Secondary Fracture Prevention: Dietary Supplementations and Medical Therapies 660
Vitamin D and Calcium 660
Bisphosphonate Therapy 661
Selective Estrogen Receptor Modulators 661
Calcitonin 661
Antiresorptive Monoclonal Antibodies 661
Denosumab 661
Anabolic Agents 661
Teriparatide 661
Prevention of Falls 662
Comprehensive Falls Assessment 662
Modification of the Home 662
Exercise Programs 662
Medical and Surgical Interventions 662
Unsuccessful Interventions 662
Implementing Secondary Fracture Prevention as a System: The Fracture Nurse Liaison Model 662
Obtaining Dual-Energy X-Ray Absorptiometry Scans 663
Intradisciplinary Team Communication 663
Initiation of Medical Management 663
Medical Therapy Compliance 663
The Role of a Metabolic Bone Clinic 663
Summary 663
Key References 663
References 664
22 Surgical Site Infection Prevention 667
Defining Surgical Site Infections 667
Preoperative Interventions 667
Prophylactic Antibiotics 671
Timing of Administration 671
Antimicrobial Choices 671
Dosing 672
Duration 672
Intraoperative Means of Reducing Infection 672
The Operating Room Environment 672
The Surgical Team 673
The Surgical Site 673
Conclusion 674
Key References 674
References 675
23 Diagnosis and Treatment of Complications 680
Systemic Complications 680
Fat Embolism Syndrome 680
Etiology 682
Prevention and Treatment 683
Thromboembolic Disorders 684
Pathogenesis 684
Diagnosis 685
Venous Thromboembolism Protection in Orthopaedic Trauma 686
Polytrauma Patient. 686
Hip Fracture Patient. 686
Isolated Lower Leg Injury Patient Distal to the Knee. 687
Spinal Cord Injury Patient. 687
Treatment of Existing Deep Venous Thrombosis and Pulmonary Embolism. 687
Summary 687
Multiple Organ System Dysfunction and Failure 688
Orthopaedic Management 691
Local Complications of Fractures 692
Soft Tissue and Vascular Problems 693
Posttraumatic Arthrosis 693
Joint Incongruity 694
Articular Cartilage Damage 694
Malalignment 695
Malorientation 695
Repetitive Loading Injury 696
Summary 696
Peripheral Nerve Injuries 696
History of the Treatment of Nerve Injury 696
Classification of Nerve Injury 696
Incidence of Nerve Injuries Associated with Fractures 698
Evaluation of Peripheral Nerve Injuries 699
Electromyography and Electrodiagnostics. 699
Basic Science of Electrodiagnostics. 699
Characteristic Electromyography Patterns. 699
Nerve Conduction Studies. 699
Somatosensory-Evoked Potentials. 700
Association of Peripheral Nerve Injury with Causalgia 701
Prognosis 701
Nerve Injuries Associated with Open and Closed Fractures and Dislocations. 701
Nerve Injuries Associated With Projectile Injuries. 701
Summary 701
Complex Regional Pain Syndrome 701
Modern Terminology 701
Etiology and Epidemiology 701
Pathophysiology 702
Clinical Presentation 702
Staging 703
Diagnostic Testing 703
Radiography. 703
Bone Scanning. 703
Thermography. 703
Psychologic or Psychiatric Assessment 703
Current Concepts in Treatment 704
Overview. 704
Nonsteroidal Antiinflammatory Drugs. 704
Antidepressants. 704
Narcotic Analgesics. 704
Anticonvulsants. 704
Calcium Channel Blockers (Nifedipine) and Adrenergic Blocking Agents (Phenoxybenzamine). 704
Corticosteroids. 704
Physical Therapy. 705
Electroacupuncture. 705
Regional Intravenous and Arterial Blockade. 705
Sympathetic Blocks. 705
Transcutaneous Electrical Stimulation. 705
Topical Capsaicin. 705
Chemical Sympathectomy. 705
Surgical Sympathectomy. 705
Electrical Spinal Cord and Motor Cortex Stimulation. 705
Nontraditional Therapies and Treatments. 705
Prevention 705
Prognosis 706
Summary 706
Management of Complications 706
Risk Management 707
Missed Injuries 707
Documentation of Complications 708
Summary 709
Key References 709
References 710
24 Chronic Osteomyelitis 717
Background 717
Epidemiology 718
Pathogenesis 719
Microbiology 720
Classification 722
Diagnosis 723
History 723
Physical Examination 724
Cultures 724
Laboratory Values 724
Imaging 725
Management 727
Overview 727
Suppressive Therapy 728
Amputation 728
Technique 729
Postoperative Care 730
Limb Salvage 730
Débridement 731
Skeletal Stabilization 732
Skeletal Defect Management 732
Soft Tissue Coverage 733
Infection Control 734
Systemic Antibiotics 735
Illustrative Cases 735
Case 1: Antibiotic Cement Rod 735
Case 2: Acute Shortening and Relengthening 737
Conclusion and Future Directions 743
Key References 743
References 744
25 Nonunions: 749
Introduction 749
Definitions 749
Fracture Repair 749
Healing via Callus 749
Direct Bone (Osteonal) Healing 749
Indirect Bone Healing 750
Etiology of Nonunions 750
Predisposing Factors—Instability, Inadequate Vascularity, Poor Contact 750
Instability 750
Inadequate Vascularity 750
Poor Bone Contact 750
Other Contributing Factors 750
Infection 750
Nicotine and Cigarette Smoking 750
Certain Medications 753
Other Contributing Factors 753
Evaluation of Nonunions 753
Patient History 753
Physical Examination 754
Radiologic Examination 755
Plain Radiographs 755
Anatomic Location. 756
Healing Effort and Bone Quality. 756
Surface Characteristics. 758
Status of Previously Implanted Hardware. 758
Deformities. 758
Computed Tomographic Scanning and Tomography 761
Nuclear Imaging 761
Other Radiologic Studies 762
Laboratory Studies 762
Consultations 763
Treatment 765
Objectives 765
Strategies 767
Nonunion Type 767
Hypertrophic Nonunions. 767
Oligotrophic Nonunions. 769
Atrophic Nonunions. 769
Infected Nonunions. 771
Active Purulent Drainage. 772
Active Nondraining. 773
Quiescent. 773
Synovial Pseudarthrosis. 773
Treatment Modifiers 773
Anatomic Location. 773
Epiphyseal Nonunions. 773
Metaphyseal Nonunions. 773
Diaphyseal Nonunions. 775
Nonunions Traversing More Than One Anatomic Region. 775
Segmental Bone Defects. 775
Static Treatment Methods. 775
Acute Compression Methods. 776
Gradual Compression Methods. 779
Prior Failed Treatments. 780
Deformities. 780
Surface Characteristics. 785
Pain and Function. 785
Osteopenia. 785
Mobility of the Nonunion. 789
Status of Hardware. 790
Motor and Sensory Dysfunction. 790
Patient Health and Age. 790
Problems at Adjacent Joints. 791
Soft Tissue Problems. 791
Metabolic and Endocrine Abnormalities. 793
Treatment Methods 796
Mechanical Methods 796
Weight-Bearing. 796
External Supportive Devices. 796
Dynamization. 797
Excision of Bone. 798
Screws. 798
Cables and Wires. 798
Plate-and-Screw Fixation. 798
Intramedullary Nail Fixation. 801
Osteotomy. 806
External Fixation. 806
Biological Methods 807
Nonstructural Bone Grafts 807
Autogenous Cancellous Graft. 807
Allogeneic Cancellous Graft. 807
Bone Marrow Injection. 807
Bone Graft Substitutes. 808
Growth Factors. 808
Decortication. 808
Electromagnetic, Ultrasound, and Shock-Wave Stimulation. 809
Methods That Are Both Mechanical and Biological 809
Structural Bone Grafts. 809
Mesh Cage Bone Graft Constructs. 810
Exchange Nailing. 810
Technique. 810
Modes of Healing. 812
Other Issues 813
Bone Contact. 813
Deformity. 814
Infection. 814
Literature Review for Exchange Nailing. 815
Summary. 815
Synostosis Techniques. 816
Ilizarov Method. 816
Arthroplasty. 827
Arthrodesis. 828
Amputation. 828
Summary 829
The 10 Commandments of Nonunion Treatment 830
Acknowledgments 830
Key References 830
References 831
26 Physical Impairment Ratings for Fractures 838
Generic Issues of Disability and Impairment 838
Definitions 838
Role of the Physician 838
Third-Party Payers and the Workers’ Compensation System 839
Work Restrictions 839
Types of Disability 839
Temporary Total Disability 839
Temporary Partial Disability 839
Permanent Partial Disability 840
Epidemiology of Fractures in the United States 840
Guides for Impairment Determination 841
Historical Perspective 841
How to Perform an Impairment Evaluation 842
Example 1. 842
Impairment Rating. 842
Example 2. 843
9780323294980v2_WEB 1516
Front Cover 1516
Skeletal Trauma 1519
Copyright Page 1520
Dedication 1521
Contributors 1522
Foreword 1537
Preface 1538
Acknowledgments 1540
Table Of Contents 1541
Video Contents 1545
Four Upper Extremity 1549
44 Fractures of the Distal Radius 1549
Functional Anatomy 1549
Classification 1549
Extraarticular Fractures 1552
Intraarticular Fractures 1552
Radiographic Assessment 1553
Determination of Stability 1553
Relation of Anatomy to Function 1558
Treatment 1558
Patient Considerations 1558
Options 1559
Treatment of Extraarticular Fractures 1559
Stable Fractures 1559
Unstable Fractures 1560
Percutaneous Pins 1560
External Skeletal Fixation 1560
Open Reduction 1561
Comparison of Fixation Techniques 1566
Treatment of Intraarticular Fractures 1567
Stable Fractures 1567
Unstable Fractures 1568
Two-Part Radiocarpal Fractures 1568
Two-Part Impacted Fractures 1574
Two-Part Radial Styloid Fractures 1575
Three-Part Intraarticular Fractures 1577
Four-Part Intraarticular Fractures 1577
Intraarticular Fractures with Five or More Parts 1577
Associated Injuries 1580
Ulnar Styloid Fractures 1580
Carpal Injuries 1584
Complications 1584
Nerve Injuries 1584
Tendon Adhesions and Ruptures 1588
Malunion 1588
Nonunion 1595
Evaluation of Outcome 1595
Future Considerations 1595
Bone Replacement Materials 1595
Alternative Fixation Options 1595
Arthroscopically Guided Reduction 1595
Summary 1597
Key References 1597
References 1598
45 Diaphyseal Fractures of the Forearm 1604
Functional Anatomy 1604
Proximal Radioulnar Joint 1604
Distal Radioulnar Joint 1605
Interosseous Membrane 1605
Muscles 1605
Supinators 1605
Pronators 1605
Nerves and Vessels 1605
Classification of Diaphyseal Forearm Fractures 1605
Arbeitsgemeinschaft für Osteosynthesefragen/Orthopaedic Trauma Association Classification 1605
Monteggia Fracture 1606
Galeazzi Fracture 1606
Essex-Lopresti Lesion 1606
Classification of Associated Soft Tissue Trauma 1607
Diagnosis 1609
Anamnesis 1609
Clinical Examination 1609
Radiologic Examination 1609
Magnetic Resonance Imaging Examination 1611
Ultrasonography 1611
Treatment 1611
Simple Ulna Fracture, Radius Intact 1611
Simple Fracture of the Radius, Ulna Intact 1614
Simple Fracture of the Radius and the Ulna 1617
Wedge Fracture of the Ulna, Radius Intact 1619
Wedge Fracture of the Radius, Ulna Intact 1621
One Bone Wedge Fracture, the Other Simple or Wedge 1622
Complex Fracture of the Ulna, Radius Simple or Wedge 1622
Complex Fracture of the Radius, Ulna Simple or Wedge 1624
Complex Fracture of the Radius and the Ulna 1625
Essex-Lopresti Lesion 1626
Aggravating Cofactors 1627
Open Fracture 1627
Peri-implant Fractures 1630
Periprosthetic Fractures 1631
Osteoporosis and Osteomalacia 1631
Osteogenesis Imperfecta 1631
Spastic Palsy and Epilepsy 1631
Nicotine Abuse 1633
Immune Suppression and Diabetes 1633
Complications 1633
Compartment Syndrome of the Forearm 1633
Wound Infection and Osteomyelitis 1633
Delayed Bone Healing and Nonunion 1634
Malunion and Bridging Callus 1634
Concomitant Soft Tissue Injury 1635
Traumatic Forearm Amputation 1636
Implant Removal 1636
Outcome 1637
Conclusion 1637
Key References 1637
References 1638
46 Trauma to the Adult Elbow and Fractures of the Distal Humerus 1641
46A Trauma to the Adult Elbow 1641
Introduction: Scope and Purpose 1641
Mechanism of Injury and Biomechanics 1641
Evaluation 1641
Examination 1641
Imaging 1641
Diagnosis and Classification 1641
Management 1642
Disorder or Injury: Radial Head Fractures 1642
Emergent Treatment 1642
Indications for Definitive Care 1642
Nonoperative Treatment 1642
Surgical Treatment 1643
Surgical Anatomy. 1644
Positioning Techniques. 1644
Surgical Approach. 1644
Reduction and Fixation Techniques. 1645
Pitfalls and Avoidance of Complications 1645
Management of Intraoperative Problems. 1645
Postoperative Care and Rehabilitation. 1646
Complications 1646
Outcome 1646
Disorder or Injury: Olecranon Fractures 1646
Emergent Treatment 1646
Indications for Definitive Care 1646
Nonoperative Treatment 1646
Surgical Treatment 1647
Surgical Anatomy. 1647
Positioning Techniques. 1647
Surgical Approach. 1647
Reduction Techniques. 1647
Fixation Techniques. 1647
Pitfalls and Avoidance of Complications. 1648
Management of Intraoperative Problems. 1648
Postoperative Care and Rehabilitation. 1648
Complications 1648
Outcome 1649
Disorder or Injury: Coronoid Fractures 1649
Emergent Treatment 1650
Indications for Definitive Care 1650
Nonoperative Treatment 1651
Surgical Treatment 1651
Surgical Anatomy. 1651
Positioning Techniques. 1651
Surgical Approach and fracture Reduction and Fixation. 1651
Pitfalls and Avoidance of Complications. 1652
Management of Intraoperative Problems. 1652
Postoperative Care and Rehabilitation. 1652
Complications 1653
Outcome 1653
Disorder or Injury: Elbow Dislocations 1653
Emergent Treatment 1653
Indications for Definitive Care 1653
Nonoperative Treatment 1653
Surgical Treatment 1653
Surgical Anatomy. 1653
Positioning. 1653
Surgical Approach and Reduction and Fixation. 1653
Pitfalls and Avoidance of Complications. 1654
Management of Intraoperative Problems. 1654
Postoperative Care and Rehabilitation. 1654
Complications 1654
Outcomes 1654
Meta-Analyses and Systematic Reviews 1654
Conclusion 1654
Key References 1654
References 1656
46B Fractures of the Distal Humerus 1655
Introduction: Scope and Purpose 1655
Epidemiology 1655
Anatomy 1655
Functional Anatomy 1655
Surgical Anatomy 1659
Blood Supply 1661
Evaluation 1662
Examination 1662
Imaging 1663
Classification 1663
Management 1663
A and C Type Fractures 1663
Emergent Treatment 1663
Nonoperative Treatment 1663
Surgical Treatment 1664
Surgical Approach. 1664
Paratricipital (Triceps-Sparing) Approach. 1667
Triceps-Splitting Approach. 1668
Olecranon Osteotomy. 1668
Reduction Techniques. 1669
Fixation Techniques. 1670
Postoperative Care and Rehabilitation. 1671
Coronal Shear Fractures (B Type) 1671
Emergent Treatment 1671
Nonoperative Treatment 1672
Surgical Treatment 1672
Positioning Techniques. 1672
Surgical Approach. 1672
Reduction Techniques. 1672
Fixation Techniques. 1672
Postoperative Care and Rehabilitation. 1672
Open Fractures of the Distal Humerus 1672
Total Elbow Arthroplasty 1677
Complications 1677
Ulnar Nerve 1677
Heterotopic Ossification 1680
Nonunion and Fixation Failure 1682
Elbow Stiffness 1682
Outcome 1683
Meta-Analyses and Systematic Reviews 1683
Conclusion 1684
Key References 1684
References 1685
47 Fracture of the Humeral Shaft 1688
Introduction: Scope and Purpose 1688
Relevant Anatomy 1688
Mechanism of Injury and Biomechanics 1688
Evaluation 1688
Examination 1688
Imaging 1689
Diagnosis and Classification 1689
Management 1689
Disorder or Injury 1689
Emergent Treatment 1689
Indications for Definitive Care 1689
Pathologic Fractures. 1690
Nonoperative Treatment 1690
Surgical Treatment 1690
Surgical Anatomy. 1690
Positioning Techniques 1690
Surgical Approach 1690
Plate Osteosynthesis. 1690
Anterior Approach. 1690
Posterior Approach. 1692
Medial Approach. 1692
Anterolateral Minimally Invasive Approach. 1692
Intramedullary Nailing. 1692
Retrograde Humerus Nailing. 1692
Antegrade Humerus Nailing. 1692
External Fixator. 1692
Reduction Techniques 1692
Closed Reduction Techniques. 1692
Fixation Techniques 1692
Pitfalls and Avoidance of Complications 1700
Management of Intraoperative Problems 1700
Postoperative Care and Rehabilitation 1700
Complications 1700
Radial Nerve Palsy 1700
Delayed Union and Nonunion 1701
Outcome 1701
Meta-Analyses and Systematic Reviews 1701
Nonoperative versus Operative Therapy 1701
Plate Fixation versus Intramedullary Nailing 1701
Antegrade versus Retrograde Nailing 1701
Cost Effectiveness 1701
Conclusion 1701
Key References 1704
References 1705
48 Proximal Humerus Fractures and Glenohumeral Dislocations 1708
48A Essential Principles 1708
Relevant Anatomy and Biomechanics 1708
Joint Anatomy 1708
Neurovascular Anatomy 1709
Biomechanics 1711
Evaluation of an Acutely Injured Shoulder 1712
History 1712
Physical Examination 1712
Imaging 1713
Trauma Series (Three Views) 1713
Rotational Anteroposterior Views (Two Views) 1716
Computed Tomography 1716
Magnetic Resonance Imaging 1717
Ultrasonography 1717
X-Ray Image Intensifier 1718
Differential Diagnosis 1718
Surgical Treatment of Proximal Humeral and Glenohumeral Injuries 1718
Anesthetic Considerations 1718
Intraoperative Imaging 1718
Intraoperative Patient Positioning 1718
Surgical Approaches 1719
Deltopectoral Approach 1719
Superior Approach With or Without Anterior Acromioplasty 1719
Posterior Approach 1721
Outcome Evaluation 1721
Key References 1723
References 1724
48B Proximal Humeral Fractures and Fracture-Dislocations 1723
Introduction 1723
Scope and Instruction for the Clinical Use of This Chapter 1723
Epidemiology 1723
Mechanism of Injury 1723
Associated Injuries 1725
Polytrauma Patient 1725
Ipsilateral Upper Extremity Fracture 1726
Rotator Cuff Tear 1726
Nerve Injuries 1727
Vascular Injuries 1728
Seizures 1728
Pathologic Fractures 1728
Evaluation 1729
Clinical Examination 1729
Imaging 1729
Classification 1729
The Neer Classification 1729
AO/ASIF Classification System 1731
Hertel’s Predictors of Humeral Head Ischemia 1732
Role and Reliability of Classifications 1732
Authors’ Preferences and Fractures with Special Interest 1732
Two-Part Greater Tuberosity Fracture 1733
The Valgus Impacted Three- and Four-Part Fractures 1733
Fracture-Dislocations 1733
Management 1733
Emergent Treatment 1733
Evaluation of Osteoporosis 1734
Nonoperative Treatment: Indications and Outcome 1735
Nonoperative Treatment in Young Patients 1735
Nonoperative Treatment Algorithm 1735
Complications After Nonoperative Treatment 1736
Surgical Treatment 1736
Surgical Approaches 1737
Open Reduction of Specific Fracture Types 1737
Two-Part Greater Tuberosity Fractures. 1737
Two-Part Lesser Tuberosity Fractures. 1738
Two-Part Fracture-Dislocations of the Tuberosities with Undisplaced Fractures of the Surgical or Anatomic Neck. 1738
Two-Part Surgical Neck Fractures. 1738
Three-Part and Four-Part Fractures. 1738
Intramedullary Rodding 1738
Closed Reduction and Percutaneous Fixation 1738
Positioning Techniques and Surgical Approach. 1739
Reduction and Fixation Techniques. 1739
Pitfalls and Avoidance of Complications. 1739
Management of Intraoperative Complications. 1739
Complications. 1739
Outcome. 1740
Open Reduction and internal Fixation: Conventional Plate 1740
Positioning Techniques and Surgical Approach. 1740
Reduction and Fixation Techniques. 1740
Pitfalls and Avoidance of Complications. 1740
Management of Intraoperative Complications. 1740
Complications. 1741
Outcome. 1741
Open Reduction and Internal Fixation: Locking Plate 1742
Positioning Techniques and Surgical Approach. 1742
Reduction and Fixation Techniques. 1742
Pitfalls and Avoidance of Complications. 1742
Management of Intraoperative Complications. 1742
Complications. 1742
Outcome. 1743
Primary Hemiarthroplasty 1744
Positioning Techniques and Surgical Approach. 1745
Reduction and Fixation Techniques. 1745
Pitfalls and Avoidance of Complications. 1746
Management of Intraoperative Complications. 1747
Complications. 1747
Outcome. 1747
Primary Reverse Total Shoulder Arthroplasty 1747
Positioning Techniques and Surgical Approach. 1747
Reduction and Fixation Techniques. 1747
Pitfalls and Avoidance of Complications. 1748
Management of Intraoperative Complications. 1749
Complications. 1749
Outcome. 1749
The Role of Arthroscopy for Fracture Treatment 1749
Complications and Outcome. 1750
Comparison of Surgical Treatments 1750
Conventional versus Locking Plate Open Reduction and Internal Fixation 1750
Primary Hemiarthroplasty versus Open Reduction and Internal Fixation 1750
Primary Reverse Total Shoulder Arthroplasty versus Primary Hemiarthroplasty 1750
Postoperative Rehabilitation Algorithm 1750
Authors’ Preferred Treatment 1751
Fractures in Young and Active Patients 1752
Fractures in Elderly Patients 1753
Implications for Future Research 1755
Conclusion 1755
Key References 1755
References 1756
48C Glenohumeral Dislocations 1760
Introduction: Scope and Purpose 1760
Direction of Dislocation 1760
Anterior Dislocation 1760
Inferior Dislocation 1761
Posterior Dislocation 1761
Findings after the Glenohumeral Dislocations 1762
“The Essential Lesion” 1762
Glenohumeral Ligaments 1762
Hill-Sachs Lesions 1763
Associated Injuries and Complications 1764
Fractures 1764
Greater Tuberosity Fracture. 1764
Glenoid Fracture. 1765
Coracoid Process Fractures. 1765
Rotator Cuff Tears 1767
Nerve Injuries 1767
Vascular Injuries 1768
Evaluation 1768
Examination and Imaging 1768
Patient History 1768
Physical Examination 1769
Rotator Cuff Testing. 1769
Imaging Testing 1769
Diagnosis and Classification 1770
Classification 1770
Management and Treatment 1771
Closed Reduction 1771
Recurrence 1774
Age and Gender 1774
Postreduction Management 1774
Immobilization in Internal Rotation 1774
Immobilization in External Rotation 1775
Instability Repair 1776
Indication 1776
Capsulolabral Repair 1777
Bone Block Procedures 1778
Treatment of Glenoid Rim Fractures 1780
Surgical Treatment 1780
Rotator Cuff Repair 1780
Authors’ Preferred Treatment 1780
Posterior Dislocation 1781
Introduction 1781
Characteristics of Posterior Dislocation 1781
Etiology 1781
Directions of Posterior Dislocations 1781
Associated Fractures 1781
Diagnosis 1781
Associated Injuries 1783
Classification 1783
Recurrence 1783
Treatment 1783
Closed Reduction 1784
Open Reduction 1784
Outcome 1787
Authors’ Preferred Treatment 1787
Key References 1788
References 1789
48D Treatment of Fracture Sequelae of the Proximal Humerus 1788
Biomechanics 1788
Evaluation 1798
Examination 1798
Imaging 1798
Diagnosis and Classification 1798
Management 1800
Nonunion Management 1800
Greater Tuberosity Nonunion 1800
Surgical Neck Nonunion 1800
Malunion Management 1802
Two-Part Fracture Malunion 1802
Tuberosity Malunion. 1802
Surgical Neck Malunion. 1804
Three- and Four-Part Fracture Malunions 1810
Technique of Arthroplasty 1810
Technique of Standard Shoulder Replacement 1810
Technique of Reverse Total Shoulder Replacement 1812
Summary 1812
Key References 1813
References 1814
49 Fractures and Dislocations of the Clavicle 1816
Anatomy 1816
Sternoclavicular Joint Dislocation 1818
Shoulder Suspensory Complex 1818
Acromioclavicular Joint Dislocation 1819
Decision Making 1820
Operative Treatment 1820
Fractures of the Clavicle 1820
Classification 1822
Epidemiology 1822
Mechanism 1823
Evaluation 1824
Radiographic Evaluation 1824
Management of Specific Injuries 1824
Birth Fractures 1824
Midclavicular Fractures 1824
Nonoperative Treatment 1824
Operative Treatment 1825
Authors’ Preferred Technique 1825
Intramedullary Nailing 1826
Postoperative Care 1827
Results 1827
Pitfalls 1828
Plating 1828
Implantation through Minimally Invasive Approach 1828
Patient Positioning. 1828
Surgical Approach (Minimal Invasive). 1829
Fracture Reduction. 1829
Plate Insertion and Position. 1829
Confirmation of Reduction and Fixation. 1830
Open Plating. 1830
Patient Positioning. 1830
Surgical Approach. 1830
Fracture Reduction and Fixation. 1831
Postoperative Care. 1831
Distal Clavicular Fractures 1831
Floating Shoulder 1832
Medial Clavicular Fractures 1832
Complications 1833
Nonunion and Malunion. 1833
Neurovascular Complications 1834
Refracture 1835
Complications of Operative Treatment 1835
Key References 1835
References 1836
50 Scapula and Rib Fractures 1838
50A Scapula Fractures 1838
Introduction: Scope and Purpose 1838
Mechanism of Injury and Biomechanics 1840
Evaluation 1840
Examination 1840
Imaging 1841
Diagnosis and Classification 1843
Management 1844
Scapula Fracture 1844
Emergent Treatment 1844
Indications for Definitive Care 1844
Nonoperative Treatment 1849
Surgical Treatment 1850
Choosing the Surgical Approach. 1850
Surgical Anatomy 1851
Positioning Techniques 1852
Positioning for Anterior Approaches. 1852
Positioning for Posterior Approaches. 1852
Surgical Approach 1852
Posterior Approach Options. 1852
Exposure Options. 1853
Wound Closure. 1854
Minimally Invasive Approach. 1854
Anterior Approach. 1855
Reduction Techniques 1856
Fixation Techniques 1857
Pitfalls and Avoidance of Complications 1858
Neurovascular Complications. 1858
Management of Intraoperative Problems 1859
Mobilization of Fracture Fragments. 1859
Postsurgical Manipulation. 1860
Postoperative Care and Rehabilitation 1860
Complications 1860
Nonoperative Complications 1860
Missed or Delayed Diagnosis 1860
Deformity and Malunion 1861
Pain 1861