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Management of Metatarsalgia and Painful Lesser Toe Deformities , An issue of Foot and Ankle Clinics of North America, E-Book

Management of Metatarsalgia and Painful Lesser Toe Deformities , An issue of Foot and Ankle Clinics of North America, E-Book

Todd A. Irwin

(2018)

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Book Details

Abstract

This issue of Foot and Ankle Clinics, edited by Dr. Todd Irwin, will cover Management of Metatarsalgia and Painful Lesser Toe Deformities. Topics covered in this volume include, but are not limited to: Conservative Treatment of Metatarsalgia and Lesser Toe Deformities; Treatment of Metatarsalgia with Distal Osteotomies; Treatment of Metatarsalgia with Proximal Osteotomies; Complications of Metatarsal Osteotomies; Gastrocnemius Recession for Metatarsalgia, Hammertoes and Clawtoes; Treatment of Rigid Hammertoe Deformity; Lesser Metatarsophalangeal Joint Instability; Managing Complications of Lesser Toe and Metatarsophalangeal Joint Surgery; and Treatment of Freiberg's Disease.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Management of Metatarsalgia and Painful Lesser Toe Deformities\r i
Copyright\r ii
Contributors iii
CONSULTING EDITOR iii
EDITOR iii
AUTHORS iii
Editorial Advisory Board vii
Contents ix
Preface: Management of Metatarsalgia and Lesser Toe Deformities ix
Anatomy and Physiology of the Lesser Metatarsophalangeal Joints ix
Conservative Management of Metatarsalgia and Lesser Toe Deformities ix
Treatment of Metatarsalgia with Distal Osteotomies ix
Treatment of Metatarsalgia with Proximal Osteotomies ix
Metatarsal Osteotomies: Complications x
Gastrocnemius Recession for Metatarsalgia x
Treatment of Flexible Lesser Toe Deformities x
Treatment of Rigid Hammer-Toe Deformity: Permanent Versus Removable Implant Selection xi
Lesser Metatarsophalangeal Joint Instability: Treatment with Tendon Transfers xi
Lesser Metatarsophalangeal Joint Instability: Advancements in Plantar Plate Reconstruction xi
Managing Complications of Lesser Toe and Metatarsophalangeal Joint Surgery xi
Treatment of Freiberg Disease xii
FOOT AND ANKLE CLINICS\r xiii
FORTHCOMING ISSUES xiii
June 2018 xiii
September 2018 xiii
December 2018 xiii
RECENT ISSUES xiii
December 2017 xiii
September 2017 xiii
June 2017 xiii
Preface:\rManagement of Metatarsalgia and Lesser Toe Deformities xv
Anatomy and Physiology of the Lesser Metatarsophalangeal Joints 1
Key points 1
INTRODUCTION 1
OSTEOLOGY 2
PLANTAR PLATE 3
PROPER AND ACCESSORY COLLATERAL LIGAMENTS 4
EXTENSOR TENDONS 4
LUMBRICALS AND INTEROSSEI 5
FLEXOR TENDONS 5
DEEP TRANSVERSE INTERMETATARSAL LIGAMENT 6
SUMMARY 6
REFERENCES 6
Conservative Management of Metatarsalgia and Lesser Toe Deformities 9
Key points 9
INTRODUCTION 9
METATARSALGIA PATHOPHYSIOLOGY 9
Metatarsalgia Throughout Gait Cycle 10
Primary Metatarsalgia 10
Secondary Metatarsalgia 10
Iatrogenic Metatarsalgia 13
NONOPERATIVE MANAGEMENT OF METATARSALGIA 14
Shoewear and Orthotics 14
Callus Shaving 15
Physical Therapy 16
Injections 16
Protected Weight Bearing 16
PATHOPHYSIOLOGY OF OTHER LESSER TOE ABNORMALITIES 17
Mallet Toes 17
Hammer Toes 17
Claw Toes 17
CONSERVATIVE MANAGEMENT OF MALLET, HAMMER, AND CLAW TOES 17
SUMMARY 19
REFERENCES 19
Treatment of Metatarsalgia with Distal Osteotomies 21
Key points 21
INTRODUCTION 21
CAUSES OF METATARSALGIA 22
MEDIATORS OF METATARSALGIA 22
BIOMECHANICAL CAUSES OF METATARSALGIA 22
CLINICAL EVALUATION 22
First Rocker (Heel Strike Progressing to Foot Flat on Floor) 23
Second Rocker (Progression of the Body over the Foot with Progressive Dorsiflexion of the Ankle) 23
Third Rocker (The Foot Pivots over the Metatarsal Heads) 23
TYPES OF DISTAL METATARSAL OSTEOTOMY TECHNIQUES 23
Open Techniques 24
Weil osteotomy 24
Distal metatarsal “V” osteotomy 25
Distal chevron osteotomy 26
Other open osteotomies 26
Percutaneous Techniques 27
Distal metatarsal metaphyseal osteotomies 27
Surgical technique 27
Postoperative management 28
Indications and contraindications 28
Results 29
Complications 29
Distal incomplete metatarsal metaphyseal oblique osteotomy 29
CLINICAL EXAMPLES EMPLOYING PERCUTANEOUS TECHNIQUES 30
Example 1 30
Example 2 30
SUMMARY 31
REFERENCES 31
Treatment of Metatarsalgia with Proximal Osteotomies 35
Key points 35
INTRODUCTION 35
CLINICAL EVALUATION 36
SURGICAL TREATMENT 36
STEP-CUT OSTEOTOMY 38
MIDSHAFT SEGMENTAL OSTEOTOMY 39
DORSAL OBLIQUE METATARSAL OSTEOTOMY 40
PROXIMAL METATARSAL OSTEOTOMY 42
SUMMARY 45
REFERENCES 45
Metatarsal Osteotomies 47
Key points 47
INTRODUCTION 47
ANATOMY 47
CLINICAL EVALUATION 48
PROXIMAL OSTEOTOMIES 48
STEP-CUT OSTEOTOMY 48
PROXIMAL SEGMENTAL OSTEOTOMY 48
OBLIQUE DIAPHYSEAL METATARSAL OSTEOTOMY 50
PROXIMAL V OSTEOTOMY 50
BAROUK–RIPPSTEIN–TOULLEC OSTEOTOMY 51
DISTAL METATARSAL OSTEOTOMIES 51
DISTAL CHEVRON OSTEOTOMY 51
DISTAL OBLIQUE OSTEOTOMY 51
WEIL OSTEOTOMY 52
SUMMARY 54
REFERENCES 54
Gastrocnemius Recession for Metatarsalgia 57
Key points 57
INTRODUCTION 57
Primary Metatarsalgia 58
Secondary Metatarsalgia 58
Iatrogenic Metatarsalgia 58
CLINICAL EXAMINATION 58
NONOPERATIVE TREATMENT 60
SURGICAL DECISION-MAKING PRINCIPLES 61
Open Surgical Treatment 62
Endoscopic Treatment 63
POSTOPERATIVE PROTOCOL 64
OUTCOMES 64
Complications 66
SUMMARY 66
REFERENCES 66
Treatment of Flexible Lesser Toe Deformities 69
Key points 69
INTRODUCTION 69
CLASSIFICATION 70
Morphologic Criteria 71
Optional Criteria 73
TREATMENTS 73
Conservative Treatment 73
Surgical Treatment 76
Open surgery 78
Percutaneous surgery 80
Soft tissues procedures 80
Osteotomies 82
Proximal phalanx 82
Middle phalanx 83
Condylectomy 85
Postoperative care 86
SURGICAL DECISION MAKING BASED ON DEFORMITY 86
Morphologic Criteria 87
Flexibility Criteria 88
Causal Criteria 88
AUTHORS’ EXPERIENCE 88
CONTRAINDICATIONS FOR PERCUTANEOUS TOE SURGERY 88
MIXED SURGERY CONCEPT 89
SUMMARY 89
REFERENCES 89
Treatment of Rigid Hammer-Toe Deformity 91
Key points 91
INTRODUCTION 91
PREOPERATIVE EVALUATION 92
SURGICAL INDICATIONS 94
PREOPERATIVE PLANNING 94
SURGICAL TREATMENT 95
POSTOPERATIVE CARE 96
OUTCOMES 96
COMPLICATIONS 97
ALTERNATIVE FIXATION METHODS 98
SUMMARY 100
REFERENCES 100
Lesser Metatarsophalangeal Joint Instability 103
Key points 103
INTRODUCTION 103
PATIENT ASSESSMENT 104
CLASSIFICATION 106
DECISION MAKING 107
SURGICAL TREATMENT 107
Preoperative Discussion 107
PATIENT POSITION AND INCISIONS 107
METATARSAL OSTEOTOMY 108
Technique 109
TENDON TRANSFER 109
Basic Principles of Successful Tendon Transfer 110
FLEXOR DIGITORUM LONGUS TENDON TRANSFER 110
Technique 111
Two-Incision Technique 111
One-Incision Technique 111
Alternative Transfer Method and Tendon Fixation 113
EXTENSOR DIGITORUM TENDONS TRANSFER 114
EXTENSOR DIGITORUM LONGUS TENDON TRANSFER 114
Technique 114
EXTENSOR DIGITORUM BREVIS TENDON TRANSFER 116
Technique 116
Alternative Extensor Digitorum Brevis Tendon Transfer 117
OTHERS TYPES OF TENDON TRANSFERS 119
Synthetic Implants as Substitutes to Tendon Transfers for Metatarsophalangeal Joint Instability 119
Technique 119
POSTOPERATIVE CARE 120
COMPLICATIONS 120
CLINICAL RESULTS IN THE LITERATURE 121
SUMMARY 123
REFERENCES 123
Appendix 1. APPENDIX 1 COMBINATION OF CLINICAL AND ANATOMIC GRADING SYSTEMS FOR LESSER TOES PLANTAR PLATE TEARS WAS POSSIBLE BECAUSE OF ... 126
Lesser Metatarsophalangeal Joint Instability 127
Key points 127
INTRODUCTION 127
ANATOMY AND BIOMECHANICS 128
Plantar Plate 128
Collateral Ligaments 129
Mechanics: Plantar Plate and Collateral Ligaments 130
CLINICAL EVALUATION 130
Presentation and Examination 130
Imaging: Radiographs 132
Imaging: MRI 132
Imaging: Arthrography 134
SURGICAL TREATMENT AND OUTCOMES 135
Plantar Plate Repair: Plantar Approach 135
Plantar Plate Repair: Dorsal Approach 136
Authors’ Preferred Technique 138
SUMMARY 141
REFERENCES 141
Managing Complications of Lesser Toe and Metatarsophalangeal Joint Surgery 145
Key points 145
INTRODUCTION 145
WOUND AND SOFT TISSUE 146
Toe Gangrene 146
Wound Infection 147
Stiffness 147
MALALIGNMENT 148
Floating Toe 148
Extension Contracture 148
Joint Subluxation or Dislocation 148
Transfer Metatarsalgia 150
Coronal Plane Deformity 150
NEUROLOGIC 152
Postsurgical Neuroma 152
Complex Regional Pain Syndrome Type 1 152
FIXATION OR HARDWARE 153
Nonunion 153
Kirschner-Wire Breakage 154
SUMMARY 154
REFERENCES 154
Treatment of Freiberg Disease 157
Key points 157
INTRODUCTION 157
CLINICAL AND RADIOGRAPHIC EVALUATION 158
Clinical Evaluation 158
Radiographic Evaluation 158
STAGING 158
NONOPERATIVE MANAGEMENT 158
OPERATIVE MANAGEMENT 159
Joint-Sparing Procedures 159
Joint debridement 159
Core decompression 160
Grafting procedures 161
Metatarsal osteotomies 161
Joint-Reconstructing Procedures 164
Metatarsal head resection 164
Interpositional tissue arthroplasty 164
Osteochondral distal metatarsal allograft replacement 165
Synthetic implants 165
SUMMARY 166
REFERENCES 167