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Update on Spine Imaging, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

Update on Spine Imaging, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

Mario Muto

(2016)

Additional Information

Abstract

This issue of MRI Clinics of North America focuses on MR Imaging of the Spine, and is edited by Dr. Mario Muto. Articles will include: Diagnostic Approach to Pediatric Spin Pathology; Neuroimaging of Scoliosis and Sagittal Balance; Neuroimaging of the Degenerative Spine; Neuroimaging of Spinal Instability; Neuroimaging of the Traumatic Spine; Neuroimaging of Spine Infections; Neuroimaging of the Post Operative Spine; Neuroimaging of Spinal Canal Stenosis; Neuroimaging of Spinal Tumors, and more!

Table of Contents

Section Title Page Action Price
Front Cover Cover
Update on Spine\rImaging i
Copyright ii
Contributors iii
CONSULTING EDITORS iii
EDITOR iii
AUTHORS iii
Contents v
Foreword v
Preface: MR Imaging of the Spine: Where Are We Now? v
Neuroimaging of Spinal Instability v
The Degenerative Spine v
MR Imaging and Radiographic Imaging of Degenerative Spine Disorders and Spine Alignment v
Neuroimaging of Spinal Canal Stenosis v
Neuroimaging of the Traumatic Spine vi
Neuroimaging of Spinal Tumors vi
Imaging in Spondylodiskitis vi
Neuroimaging of the Postoperative Spine vi
Diagnostic Approach to Pediatric Spine Disorders vii
MAGNETIC RESONANCE IMAGING\rCLINICS OF NORTH AMERICA viii
FORTHCOMING ISSUES viii
November 2016 viii
February 2017 viii
May 2017 viii
RECENT ISSUES viii
May 2016 viii
February 2016 viii
November 2015 viii
CME Accreditation Page ix
PROGRAM OBJECTIVE ix
TARGET AUDIENCE ix
LEARNING OBJECTIVES ix
ACCREDITATION ix
DISCLOSURE OF CONFLICTS OF INTEREST ix
UNAPPROVED/OFF-LABEL USE DISCLOSURE ix
TO ENROLL ix
METHOD OF PARTICIPATION x
CME INQUIRIES/SPECIAL NEEDS x
Foreword xi
Preface:\rMR Imaging of the Spine: Where Are We Now? xiii
Neuroimaging of Spinal Instability 485
Key points 485
INTRODUCTION 485
PATHOLOGIC PRINCIPLES OF INSTABILITY 486
Degenerative Instability 486
Dysfunction phase 486
Instability phase 486
Restabilization phase 486
Traumatic Instability 486
Neoplastic Instability 487
Spinal Instability Neoplastic Score 487
IMAGING IN SPINAL INSTABILITY 487
Dynamic Radiography 487
Computerized Tomography 488
Axial Load Computerized Tomography 489
Axial Load MR Imaging 489
Dynamic MR Imaging 490
LIMITATIONS 492
SUMMARY 492
REFERENCES 493
The Degenerative Spine 495
Key points 495
INTRODUCTION 495
INDICATIONS FOR SPINE MR IMAGING/IMAGING PROTOCOLS 495
DISC DEGENERATION 496
DISC HERNIATION 497
Modic Type 1 501
Modic Type 2 501
Modic Type 3 501
DEGENERATIVE SPINAL STENOSIS 501
Cervical Stenosis 502
Lumbar Stenosis 504
FACET JOINT ARTHROSIS 504
Synovial Cysts 506
Facet Joint Effusion 506
MR Imaging of Facet Joint Osteoarthritis 506
Risk Factors 507
Treatment 508
INTERSPINOUS PROCESSES ARTHROSIS 508
Pathophysiology 509
REFERENCES 511
MR Imaging and Radiographic Imaging of Degenerative Spine Disorders and Spine Alignment 515
Key points 515
DISCUSSION OF PROBLEM 515
ANATOMY 516
Spinopelvic Alignment 516
Sagittal Imbalance and Compensatory Mechanisms 517
IMAGING PROTOCOLS 517
IMAGING FINDINGS: REPRESENTATIVE CLINICAL CASE 519
DIAGNOSTIC CRITERIA 520
PEARLS, PITFALLS AND VARIANTS 521
WHAT THE REFERRING PHYSICIAN SHOULD KNOW 521
SUMMARY 521
REFERENCES 521
Neuroimaging of Spinal Canal Stenosis 523
Key points 523
INTRODUCTION 523
LUMBAR SPINAL STENOSIS 524
Epidemiology/Prevalence 524
NATURAL HISTORY 524
Congenital/Developmental Stenosis 524
Acquired Stenosis 524
CLINICAL PRESENTATION OF LUMBAR SPINAL STENOSIS 525
Pathophysiology of Neurogenic Intermittent Claudication 525
Imaging Modality Recommendations for Lumbar Canal Stenosis 525
Standard MR imaging protocol 526
Additional MR imaging sequences 526
Quantitative Criteria for Lumbar Spinal Stenosis 526
Degenerative Spondylolisthesis 526
Redundant Nerve Root and Sedimentation Signs 529
DYNAMIC IMAGING 529
Advanced Techniques 529
CERVICAL STENOSIS 530
Clinical Presentations 530
Pathology of Cervical Spondylomyelopathy 530
Static and Dynamic Factors 531
Imaging 532
Specificity 533
THORACIC SPINAL STENOSIS 534
SUMMARY 537
REFERENCES 537
Neuroimaging of the Traumatic Spine 541
Key points 541
EPIDEMIOLOGY OF SPINAL TRAUMA 541
INDICATIONS FOR IMAGING OF THE TRAUMATIC SPINE 541
RADIOLOGIC CLASSIFICATIONS OF SPINAL TRAUMA 545
Traditional Classification Schemes Based on Fracture Localization and Morphology 545
Craniocervical junction 545
Occipital condyle fractures 545
Atlas fractures 545
Odontoid fractures 545
Axis fractures 547
Thoracolumbar fractures 547
INNOVATIVE CLASSIFICATIONS, INCLUDING LIGAMENTOUS INTEGRITY AND NEUROLOGIC STATUS 547
ADVANTAGE OF ADDITIONAL MR IMAGING IN SPINAL TRAUMA 548
PATTERNS OF NEURAL INJURY OF THE SPINE 549
Spinal Cord Injury Without Radiographic Abnormality/Spinal Cord Injury Without Radiographic Evidence of Trauma 550
Spinal Cord Contusion: Intramedullary Edema and Hemorrhage 550
Epidural and Subdural Hemorrhage 553
Nerve Root Avulsion 555
Transection 555
Myelomalacic Myelopathy 556
Posttraumatic Syringomyelia 556
EPIDEMIOLOGY OF POSTTRAUMATIC SYRINGOMYELIA 558
DIAGNOSIS OF POSTTRAUMATIC SYRINGOMYELIA 558
REFERENCES 560
Neuroimaging of Spinal Tumors 563
Key points 563
INTRAMEDULLARY TUMORS 564
Ependymoma 564
Astrocytoma 564
Hemangioblastoma 565
Ganglioglioma 567
Spinal Cord Metastases 567
INTRADURAL-EXTRAMEDULLARY TUMORS 569
Schwannomas 569
Neurofibromas 570
Meningiomas 571
Hemangiopericytoma 571
Paraganglioma 572
Melanocytoma 573
Melanoma 573
Leptomeningeal Metastases 574
LYMPHOMA AND LEUKEMIA 577
Lymphoma 577
Leukemia 577
REFERENCES 577
Imaging in Spondylodiskitis 581
Key points 581
DISCUSSION OF PROBLEM/CLINICAL PRESENTATION 581
PATHOLOGY AND RELEVANT ANATOMY 582
Hematogenous Arterial Spread 582
Contiguous Tissues Spread 582
Direct Inoculation 582
IMAGING MODALITIES AND PROTOCOLS 582
Radiography 582
Computed Tomography 582
MR Imaging 582
Nuclear Medicine 583
IMAGING FINDINGS 583
Imaging in the Acute Phase (<3 Weeks) 583
Radiography 583
Neuroimaging of the Postoperative Spine 601
Key points 601
DISCUSSION OF PROBLEM/CLINICAL PRESENTATION 601
SPINAL TREATMENT PROCEDURES IN PILLS AND NEW TRENDS 601
Surgery 602
Endoscopic Surgery 602
Minimally Invasive Procedures: a Quick Look 603
New Trends 603
NEURORADIOLOGICAL EVALUATION 603
Magnetic Resonance Imaging 603
POSTOPERATIVE IMAGING AFTER SURGICAL DISCECTOMY/HERNIECTOMY: NORMAL VERSUS PATHOLOGIC 604
COMPLICATIONS AFTER DISCECTOMY/HERNIECTOMY 605
Fluid Collections 605
Hematoma 605
Seroma 608
Pseudomeningocele 609
Abscess 611
SPONDYLODISCITIS 612
POSTOPERATIVE IMAGING AFTER INTERVERTEBRAL FUSION AND INSTRUMENTATION 612
Device Imaging 612
POSTOPERATIVE IMAGING AFTER PERCUTANEOUS VERTEBROPLASTY AND BALLOON KYPHOPLASTY 615
PEARLS AND VARIANTS: POSTOPERATIVE IMAGING AFTER PERCUTANEOUS DISC PROCEDURES 616
WHAT THE REFERRING PHYSICIAN NEEDS TO KNOW 617
SUMMARY 617
REFERENCES 619
Diagnostic Approach to Pediatric Spine Disorders 621
Key points 621
INTRODUCTION 621
EMBRYOLOGY 621
IMAGING PROTOCOLS 622
NORMAL FINDINGS AND PITFALLS 623
MALFORMATIONS 626
TRAUMA 629
INFECTIOUS-INFLAMMATORY DISEASES 630
VASCULAR LESIONS 634
TUMORS 635
MUSCULOSKELETAL DISORDERS 638
SUMMARY 642
REFERENCES 643
Index 645