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State-of-the-Art Imaging of Head and Neck Tumors, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

State-of-the-Art Imaging of Head and Neck Tumors, An Issue of Magnetic Resonance Imaging Clinics of North America, E-Book

Girish M. Fatterpekar

(2017)

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Book Details

Abstract

This issue of MRI Clinics of North America focuses on State-of-the-Art Imaging of Head and Neck Tumors, and is edited by Dr. Girish M. Fatterpekar. Articles will include: Spectral CT: Technique and Applications for Head and Neck Cancer; State-of-the-Art Perfusion Imaging for Head and Neck Cancer; PET-CT in Head and Neck Cancer: Where Do We Currently Stand; Neck Imaging Reporting and Data System (NI-RADS) for Head and Neck Cancer; CT vs MR in Head and Neck Cancer: When to Use What and Image Optimization Strategies; Practical Tips for MR Imaging of Perineural Tumor Spread; High-resolution Extracranial Nerve MR Imaging; Diffusion-weighted Imaging in Head and Neck Cancer: Technique, Limitations, and Applications; Dynamic Contrast-enhanced MR Imaging in Head and Neck Cancer; Update in Parathyroid Imaging; PET-MR Imaging in Head and Neck Cancer: Current Applications and Future Directions, and more!

Table of Contents

Section Title Page Action Price
Front Cover Cover
State-of-the-Art Imaging of Head and Neck Tumors\r i
Copyright\r ii
Contributors iii
CONSULTING EDITORS iii
EDITOR iii
AUTHORS iii
Contents vii
Foreword vii
Preface: Advanced Imaging in Head and Neck Tumors vii
Spectral Computed Tomography: Technique and Applications for Head and Neck Cancer vii
Perfusion and Permeability Imaging for Head and Neck Cancer: Theory, Acquisition, Postprocessing, and Relevance to Clinical ... vii
PET–Computed Tomography in Head and Neck Cancer: Current Evidence and Future Directions vii
Neck Imaging Reporting and Data System viii
Computed Tomography Versus Magnetic Resonance in Head and Neck Cancer: When to Use What and Image Optimization Strategies viii
Practical Tips for MR Imaging of Perineural Tumor Spread viii
High-Resolution Isotropic Three-Dimensional MR Imaging of the Extraforaminal Segments of the Cranial Nerves viii
Diffusion-Weighted Imaging in Head and Neck Cancer: Technique, Limitations, and Applications viii
Dynamic Contrast-Enhanced MR Imaging in Head and Neck Cancer ix
Update in Parathyroid Imaging ix
PET/MR Imaging in Head and Neck Cancer: Current Applications and Future Directions ix
MAGNETIC RESONANCE IMAGING\rCLINICS OF NORTH AMERICA\r x
FORTHCOMING ISSUES x
May 2018 x
August 2018 x
November 2018 x
RECENT ISSUES x
November 2017 x
August 2017 x
May 2017 x
CME Accreditation Page xi
PROGRAM OBJECTIVE xi
TARGET AUDIENCE xi
LEARNING OBJECTIVES xi
ACCREDITATION xi
DISCLOSURE OF CONFLICTS OF INTEREST xi
UNAPPROVED/OFF-LABEL USE DISCLOSURE xi
TO ENROLL xii
METHOD OF PARTICIPATION xii
CME INQUIRIES/SPECIAL NEEDS xii
Foreword xiii
Preface:\rAdvanced Imaging in Head and Neck Tumors xv
Spectral Computed Tomography 1
Key points 1
INTRODUCTION 1
OVERVIEW OF DUAL-ENERGY COMPUTED TOMOGRAPHY TECHNIQUE 2
DUAL-ENERGY COMPUTED TOMOGRAPHY SCANNING SYSTEMS: A REVIEW OF CURRENT AND EMERGING TECHNOLOGY 2
Dual-Source Dual-Energy Computed Tomography 2
Single-Source Dual-Energy Computed Tomography with Rapid Kilovolt Peak Switching (Gemstone Spectral Imaging) 3
Layered or “Sandwich” Detector Dual-Energy Computed Tomography 3
Single-Source Dual-Energy Computed Tomography with Beam Filtration at the Source (TwinBeam Dual-Energy Computed Tomography) 4
Dual-Energy Computed Tomography Scanning Using Sequential Acquisitions 4
FUNDAMENTALS OF DUAL-ENERGY COMPUTED TOMOGRAPHY TISSUE CHARACTERIZATION 4
DUAL-ENERGY COMPUTED TOMOGRAPHY IMAGE RECONSTRUCTIONS AND MATERIAL DECOMPOSITION MAPS FOR THE EVALUATION OF THE NECK 5
Virtual Monochromatic Images 6
Weighted Average Images 7
Material Decomposition Maps 8
OVERVIEW OF RADIATION DOSE AND IMAGE QUALITY IN DUAL-ENERGY COMPUTED TOMOGRAPHY 8
WORKFLOW IMPLICATIONS OF DUAL-ENERGY COMPUTED TOMOGRAPHY 8
DUAL-ENERGY COMPUTED TOMOGRAPHY APPLICATIONS FOR THE EVALUATION OF PATHOLOGY IN THE NECK 9
Evaluation of Head and Neck Squamous Cell Carcinoma and Its Boundaries 9
Dual-Energy Computed Tomography for the Evaluation of Head and Neck Squamous Cell Carcinoma Recurrence 11
Determination of Thyroid Cartilage Invasion 11
Artifact Reduction 13
Dual-Energy Computed Tomography Evaluation of Cervical Lymphadenopathy 13
Multiparametric Approach for Head and Neck Squamous Cell Carcinoma Evaluation Using Dual-Energy Computed Tomography 14
SUMMARY 14
REFERENCES 15
Perfusion and Permeability Imaging for Head and Neck Cancer 19
Key points 19
INTRODUCTION 19
PERFUSION FUNDAMENTALS 20
Perfusion Imaging Basics 20
Permeability Imaging Basics 22
Models and Interpretation of Data 23
ACQUISITION PROTOCOLS AND OPTIMIZATION 25
Contrast Concentration to Data 25
Protocols 25
Selection of Modality 27
PREPROCESSING AND POSTPROCESSING 27
Preprocessing, Preconditioning, or the Cleaning of Data 27
Determination of the Arterial Input Function 28
Analysis 28
CLINICAL APPLICATIONS OF PERFUSION PERMEABILITY IMAGING TO HEAD AND NECK CANCER 29
Distinction of Head and Neck Cancer from Benign Tissue 29
Determine Local Extension of Head and Neck Cancer 29
Distinction of Benign Versus Malignant Tumor 29
Metastatic Cervical Lymph Nodes 29
Guidance for Biopsy 29
Biomarker of Angiogenesis 29
Recurrent Tumor Versus Posttherapeutic Changes 29
Prediction of Response to Radiotherapy and Chemotherapy 29
Treatment Response Monitoring During and After Treatment 31
Lymphoma 32
SUMMARY 32
REFERENCES 33
PET–Computed Tomography in Head and Neck Cancer 37
Key points 37
INTRODUCTION 37
BASICS OF 18F-FLUORODEOXYGLUCOSE PET–COMPUTED TOMOGRAPHY 38
UTILITY OF 18F-FLUORODEOXYGLUCOSE PET–COMPUTED TOMOGRAPHY IN INITIAL DIAGNOSIS AND TREATMENT 38
Initial Staging 38
Unknown Primary 41
Secondary Primary 41
Impact on Radiation Plan 41
Prediction of Prognosis 43
UTILITY OF 18F-FLUORODEOXYGLUCOSE PET–COMPUTED TOMOGRAPHY AFTER INITIAL TREATMENT 43
Treatment Response and Early Follow-up 43
Long-Term Prognosis and Surveillance 45
NON–18F-FLUORODEOXYGLUCOSE PET: THE FUTURE OF MOLECULAR IMAGING AND PERSONALIZED MEDICINE 46
SUMMARY 47
REFERENCES 47
Neck Imaging Reporting and Data System 51
Key points 51
INTRODUCTION 51
Neck Imaging Reporting and Data System Template and Legend 51
SURVEILLANCE IMAGING ALGORITHM 53
NECK IMAGING REPORTING AND DATA SYSTEM 1: NO EVIDENCE OF RECURRENCE → ROUTINE SURVEILLANCE 54
Diagnostic Criteria Box 54
Neck Imaging Reporting and Data System 1 descriptors: low density submucosal edema, low-density effacement of fat planes, d ... 54
Neck Imaging Reporting and Data System category 1 has a 3% rate of positive disease 54
Primary 55
Neck 55
Pearls and pitfalls 55
NECK IMAGING REPORTING AND DATA SYSTEM 2: LOW SUSPICION FOR RECURRENCE → SHORT-TERM FOLLOW-UP OR MUCOSAL INSPECTION 55
Diagnostic Criteria Box 55
Legend with Linked Management 56
Neck Imaging Reporting and Data System category 2 has a 17% rate of positive disease 56
Primary 56
Neck 58
Pearls and pitfalls 58
NECK IMAGING REPORTING AND DATA SYSTEM 3: HIGH SUSPICION FOR RECURRENCE → BIOPSY 58
Diagnostic Criteria Box 58
Legend with Linked Management 59
Primary or neck 3 → biopsy 59
Neck Imaging Reporting and Data System category 3 has a 59% rate of positive disease 59
Primary 59
Neck 60
Pearls and pitfalls 60
NECK IMAGING REPORTING AND DATA SYSTEM 4: DEFINITE RECURRENCE 61
Diagnostic Criteria Box 61
Primary and neck 61
SUMMARY 62
REFERENCES 62
Computed Tomography Versus Magnetic Resonance in Head and Neck Cancer 63
Key points 63
NASOPHARYNGEAL CARCINOMA 63
ORAL CAVITY CARCINOMA 67
OROPHARYNGEAL CARCINOMA 70
HYPOPHARYNGEAL CARCINOMA 72
LARYNGEAL CARCINOMA 72
T3 76
T4 76
UNKNOWN PRIMARY TUMORS OF THE HEAD AND NECK 78
REFERENCES 82
Practical Tips for MR Imaging of Perineural Tumor Spread 85
Key points 85
INTRODUCTION 85
NORMAL ANATOMY AND IMAGING TECHNIQUES 86
Trigeminal Nerve 86
Facial Nerve 88
Neuronal Connections Between Cranial Nerves V and VII 89
Imaging Techniques 91
Slice thickness and field of view 92
Sequences 92
Gadolinium administration 94
Imaging planes 94
IMAGING PROTOCOLS 94
IMAGING FINDINGS AND PATHOLOGIC ASSESSMENT 94
Enlargement and/or Enhancement of a Nerve 94
Enlargement and/or Erosion of Neural Foramina or Canals 94
Obliteration of Fat Planes 94
Thickening and/or Enhancement of the Superior Muscular Aponeurotic System 95
Muscular Denervation 95
DIAGNOSTIC CRITERIA 95
DIFFERENTIAL DIAGNOSIS 95
PEARLS, PITFALLS, AND VARIANTS 95
Physiologic Enhancement of Facial Nerve 95
Variations in Venous Structures 95
WHAT THE REFERRING PHYSICIAN NEEDS TO KNOW 98
SUMMARY 99
REFERENCES 99
High-Resolution Isotropic Three-Dimensional MR Imaging of the Extraforaminal Segments of the Cranial Nerves 101
Key points 101
INTRODUCTION 101
IMAGING APPROACHES 102
TECHNIQUE (CONSTRUCTIVE INTERFERENCE IN STEADY-STATE) 104
DISCUSSION 104
CRANIAL NERVE II: OPTIC NERVE, ANATOMY 105
Cranial Nerve II.g: Selected Pathologic Abnormalities 105
NERVE, ANATOMY 106
CRANIAL NERVE IV.G: TROCHLEAR NERVE, ANATOMY 106
CRANIAL NERVE VI.G: ABDUCENS NERVE, ANATOMY 106
CRANIAL NERVES III.G, IV.G, AND VI.G: SELECTED PATHOLOGIC ABNORMALITIES 106
CRANIAL NERVE V: TRIGEMINAL NERVE 107
Cranial Nerve V.1.g: Ophthalmic Division, Trigeminal Nerve Anatomy 107
Cranial Nerve V.1.g: Selected Pathologic Abnormalities 108
Cranial Nerve V.2.g: Maxillary Division, Trigeminal Nerve Anatomy 108
Cranial Nerve V.2.g: Selected Pathologic Abnormalities 110
Cranial Nerve V. 3.g: Mandibular Division, Trigeminal Nerve, Anatomy 110
Cranial Nerve V.3.g: Selected Pathologic Abnormalities 111
CRANIAL NERVE VII.G: FACIAL NERVE, ANATOMY 111
Cranial Nerve VII.g: Selected Pathologic Abnormality 112
CRANIAL NERVE VIII 113
CRANIAL NERVES IX TO XI 113
Cranial Nerve IX.g: Anatomy 113
Cranial Nerve X.g: Vagus Nerve, Anatomy 113
Cranial Nerve XI.g: Spinal Accessory, Anatomy 113
Cranial Nerves IX.g, X.g, and XI.g: Selected Pathologic Abnormalities 114
Cranial Nerve XII.g: Hypoglossal Nerve, Anatomy 115
CRANIAL NERVE XII:G: SELECTED PATHOLOGIC ABNORMALITY 116
SUMMARY 117
REFERENCES 117
Diffusion-Weighted Imaging in Head and Neck Cancer 121
Key points 121
INTRODUCTION 121
TECHNIQUES 122
Echo Planar Diffusion 122
Non–Echo Planar Diffusion 122
CLINICAL APPLICATIONS 122
Benign Versus Malignant 122
Prediction of Treatment Response 124
Monitoring of Treatment Response 125
Recurrence Versus Posttreatment Changes 127
LIMITATIONS 129
SUMMARY 132
REFERENCES 132
Dynamic Contrast-Enhanced MR Imaging in Head and Neck Cancer 135
Key points 135
INTRODUCTION 135
TECHNIQUE 136
Dynamic Contrast-Enhanced MR Imaging 136
Dynamic Susceptibility Contrast MR Imaging 137
Arterial Spin Labeling 137
CLINICAL APPLICATIONS 137
Tumor Hypoxia, Prediction, and Evaluation of Treatment Response 137
Lymph Node Imaging 140
Differentiating Residual or Recurrent Head and Neck Cancer from Benign Posttreatment Change 141
Differentiating Squamous Cell Carcinoma from Other Head and Neck Malignancy 141
Evaluation of Carotid Space Masses 142
Other Clinical Applications 144
SUMMARY 146
REFERENCES 147
Update in Parathyroid Imaging 151
Key points 151
INTRODUCTION 151
CLINICAL CONCEPTS FOR PRIMARY HYPERPARATHYROIDISM 152
KEY ANATOMY AND EMBRYOLOGY 153
COMPARING IMAGING TECHNIQUES: WHICH ONE TO PERFORM FIRST? 154
IMAGING MODALITIES: TECHNIQUE, IMAGING FINDINGS, AND UPDATES 155
Ultrasound Imaging 155
PET/MR Imaging in Head and Neck Cancer 167
Key points 167
INTRODUCTION 167
PROTOCOLS, TECHNICAL CHALLENGES, AND REIMBURSEMENT 168
CUTANEOUS MELANOMA OF THE HEAD AND NECK 168
SQUAMOUS CELL CARCINOMA OF THE HEAD AND NECK 169
CANCERS OF THE SALIVARY GLANDS 172
CANCERS OF THE THYROID GLAND 172
CANCERS OF THE UPPER ESOPHAGUS 173
CANCERS OF THE SKULL BASE 174
RADIATION TREATMENT PLANNING 175
FUTURE DIRECTIONS 175
SUMMARY 176
REFERENCES 176