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Fundamentals of Body MRI E-Book

Fundamentals of Body MRI E-Book

Christopher G. Roth | Sandeep Deshmukh

(2016)

Additional Information

Book Details

Abstract

Effectively perform and interpret MR body imaging with this concise, highly illustrated resource! Fundamentals of Body MRI, 2nd Edition, by Drs. Christopher Roth and Sandeep Deshmukh, covers the essential concepts residents, fellows, and practitioners need to know, laying a solid foundation for understanding the basics and making accurate diagnoses. This easy-to-use title in the Fundamentals of Radiology series covers all common body MR imaging indications and conditions, while providing new content on physics and noninterpretive skills with an emphasis on quality and safety.

  • More than 1,400 detailed MRI images and 100 algorithms and diagrams highlight key findings and help you grasp visual nuances of images you’re likely to encounter.
  • All common body MR imaging content is covered, along with discussion of how physics, techniques, hardware, and artifacts affect results.
  • Consult this title on your favorite e-reader, conduct rapid searches, and adjust font sizes for optimal readability.
  • Newly streamlined format helps you retrieve important information more quickly.
  • Extensively revised content on the liver, including new MRI contrast agents; new coverage of the spleen; and new safety tips and guidelines keep you up to date.
  • New chapters on GI imaging, the prostate, and the male genitourinary system make this a one-stop reference to address the full range of body MRI.

Table of Contents

Section Title Page Action Price
Front Cover Cover
IFC ES1
FUNDAMENTALS OF BODY MRI ii
Fundamentals of Radiology Series ii
FUNDAMENTALS OF BODY MRI iii
Copyright iv
Dedication v
Contributor vii
Preface ix
Acknowledgments xi
Contents xiii
1 - INTRODUCTION AND PHYSICS OF BODY MRI\r 1
MAGNETIC RESONANCE IMAGING: WHAT IS THE OBJECTIVE? 1
MAGNETISM: HOW IS THE HUMAN BODY MAGNETIZED? 1
THE COMPONENTS 1
The Magnet 1
Rf System 3
The Gradient System 4
The Receiver System 6
K Space and the Fourier Transform 6
Operator’s Console 7
Practical Technical Considerations 7
PULSE SEQUENCES 17
TISSUE CONTRAST 20
THE PULSE SEQUENCE SCHEME 24
OPTIMIZING BODY MRI 31
Motion 31
Susceptibility Artifact 38
MRI SAFETY 39
SUMMARY 42
2 - MRI of Focal Liver Lesions\r 45
INTRODUCTION 45
NORMAL FEATURES 45
FOCAL LESIONS 46
Cystic Lesions 48
Developmental Lesions 48
SIMPLE HEPATIC CYST 48
BILE DUCT HAMARTOMA 49
CAROLI’S DISEASE 50
CAVERNOUS HEMANGIOMA 52
Neoplastic Lesions 55
BILIARY CYSTADENOMA (-ADENOCARCINOMA) 55
Infectious Lesions 58
ECHINOCOCCAL CYST 58
PYOGENIC ABSCESS 60
AMEBIC ABSCESS 61
FUNGAL ABSCESS 62
Traumatic Lesions 63
HEMATOMA 63
BILOMA 63
Solid (and Pseudosolid) Lesions 63
HYPERVASCULAR LESIONS 64
HEPATIC ADENOMA 65
FOCAL NODULAR HYPERPLASIA 66
FOCAL TRANSIENT HEPATIC INTENSITY DIFFERENCE 68
CIRRHOTIC NODULES (PREHYPERVASCULAR) 69
HEPATOCELLULAR CARCINOMA 73
FIBROLAMELLAR CARCINOMA 82
HYPERVASCULAR METASTASES 82
HYPOVASCULAR LESIONS 86
Hypovascular Metastases 86
Lymphoma 87
Ablated Tumors 88
Peripheral Cholangiocarcinoma 90
Lipid-Based Lesions 93
HEPATIC ANGIOMYOLIPOMA 93
HEPATIC LIPOMA 93
FOCAL STEATOSIS (FATTY INFILTRATION) 93
FOCAL FATTY SPARING 96
3 - MRI of Diffuse Liver Disease\r 103
INTRODUCTION 103
GEOGRAPHIC OR SEGMENTAL LESIONS 103
Primarily Enhancement Lesions 103
GEOGRAPHIC THID 103
OTHER GEOGRAPHIC VASCULAR LESIONS 103
Signal ± Enhancement Lesions 105
GEOGRAPHIC STEATOSIS/IRON DEPOSITION 105
CONFLUENT FIBROSIS 105
INTRAHEPATIC CHOLESTASIS 106
DIFFUSE ABNORMALITIES 107
Occult (General Lack of Signal and Morphologic Changes) Processes 107
Primarily Signal Processes 108
FATTY LIVER DISEASE 108
IRON DEPOSITIONAL DISEASE 110
Primarily Morphology Diseases 113
CIRRHOSIS 113
AUTOIMMUNE HEPATITIS 120
PRIMARY BILIARY CIRRHOSIS 120
PRIMARY SCLEROSING CHOLANGITIS 121
BUDD-CHIARI SYNDROME 122
LIVER TRANSPLANTATION 125
4 - MRI of the Gallbladder and Biliary System\r 137
GALLBLADDER 137
Anatomy 137
Normal Appearance 137
Imaging Technique 137
Congenital/Developmental Abnormalities of the Gallbladder 137
ACCESSORY GALLBLADDERS, ECTOPIA, AND AGENESIS 137
CHOLELITHIASIS 137
Diffuse Processes of the Gallbladder 137
NONSPECIFIC EDEMA 140
ADENOMYOMATOSIS 140
Focal Processes of the Gallbladder 141
POLYP 141
CARCINOMA 141
METASTASES 142
BILIARY TREE 142
Anatomy and Normal Appearance 142
Imaging Techniques 143
Choledochal Cyst 146
Choledocholithiasis 149
MIRIZZI’S SYNDROME 149
BILIARY OBSTRUCTION 150
Benign Etiologies 151
POSTOPERATIVE BILIARY STRICTURES 151
INFLAMMATORY ETIOLOGIES 151
PRIMARY SCLEROSING CHOLANGITIS 151
INFECTIOUS CHOLANGITIS 153
MALIGNANT ETIOLOGIES 153
Cholangiocarcinoma 153
Ampullary Carcinoma 157
5 - MRI of the Pancreas and Spleen\r 163
PANCREAS 163
Anatomy and Function 163
Normal Appearance 163
IMAGING TECHNIQUES 163
CONGENITAL/DEVELOPMENTAL ANOMALIES OF THE PANCREAS 165
Annular Pancreas 165
Pancreas Divisum 165
Agenesis 166
DIFFUSE PANCREATIC DISORDERS 167
Lipomatosis 167
Pancreatitis 167
ACUTE PANCREATITIS 168
CHRONIC PANCREATITIS 171
AUTOIMMUNE PANCREATITIS 172
GROOVE PANCREATITIS 173
HEREDITARY PANCREATITIS 173
GENETIC DISORDERS 174
Cystic Fibrosis 174
Primary (Idiopathic) Hemochromatosis 177
Von Hippel–Lindau Disease 179
Schwachman-Diamond Syndrome 180
Johanson-Blizzard Syndrome 180
FOCAL PANCREATIC LESIONS 180
Solid Pancreatic Lesions 182
PANCREATIC ADENOCARCINOMA 182
PANCREATIC NEUROENDOCRINE (ISLET CELL) TUMORS 185
OTHER SOLID PANCREATIC LESIONS 188
Cystic Pancreatic Lesions 190
CYSTS 190
NEOPLASMS 192
SPLEEN 201
Anatomy and Function 201
Normal Appearance 202
IMAGING TECHNIQUE 203
CONGENITAL/DEVELOPMENTAL ANOMALIES OF THE SPLEEN 203
Accessory Spleen 203
Polysplenia 204
Splenogonadal Fusion 205
BENIGN LESIONS OF THE SPLEEN 205
Gamna-Gandy Bodies 205
Splenic Cysts and Pseudocysts 205
Hemangiomas 206
Hamartoma 207
Lymphangioma 207
Peliosis 209
Inflammatory Pseudotumor 209
Lipoma 210
Splenic Abscesses 210
Sarcoidosis 210
INTERMEDIATE LESIONS 210
Littoral Cell Angioma 210
Hemangiopericytoma 211
Hemangioendothelioma 211
MALIGNANT LESIONS OF THE SPLEEN 212
Angiosarcoma 212
Littoral Cell Angiosarcoma 213
Pleomorphic Undifferentiated Sarcoma, Fibrosarcoma, and Leiomyosarcoma 213
Kaposi Sarcoma 213
Lymphoma 213
Leukemia 213
Cystadenocarcinoma 214
Metastasis 214
6 - MRI of the Kidneys, Ureters, and Urinary Bladder\r 219
INTRODUCTION 219
TECHNIQUE 219
INTERPRETATION 219
KIDNEYS 221
Normal Features 221
Anomalies and Pseudolesions 221
Focal Lesions 225
CYSTIC LESIONS 229
SIMPLE RENAL CYST 229
POLYCYSTIC DISEASES 231
HYDRONEPHROSIS 235
COMPLEX CYSTIC LESIONS 240
PYOGENIC RENAL ABSCESS 240
CYSTIC RENAL CELL CARCINOMA 242
MULTILOCULAR CYSTIC NEPHROMA 242
RENAL HEMATOMA 244
SOLID LESIONS 244
SOLID LESIONS WITH BALL MORPHOLOGY 246
Renal Cell Carcinoma 246
Oncocytoma 251
Angiomyolipoma 253
SOLID LESIONS WITH BEAN MORPHOLOGY 255
Urothelial Neoplasms 255
Renal Lymphoma 257
Renal Metastases 258
Segmental/Diffuse Lesions 258
SEGMENTAL ± DIFFUSE LESIONS 260
Pyelonephritis 260
Renal Infarct 260
DIFFUSE LESIONS 262
Chronic Renal Artery Stenosis 262
Renal Vein Thrombosis 262
OTHER UNILATERAL DISORDERS 264
DIFFUSE BILATERAL DISORDERS 264
Bladder 266
BLADDER NEOPLASMS 267
Urothelial Carcinoma 267
Squamous Cell Carcinoma 268
Adenocarcinoma 268
Other Bladder Tumors 269
NONNEOPLASTIC CONDITIONS OF THE URINARY BLADDER 271
7 - MRI of the Adrenal Glands and Retroperitoneum\r 279
INTRODUCTION 279
TECHNIQUE 279
INTERPRETATION 279
ADRENAL GLANDS 281
Normal Features 281
CYSTIC (NONSOLID) LESIONS 282
SOLID LESIONS 282
RETROPERITONEUM 290
Inferior Vena Cava Anomalies 290
Retroperitoneal Fibrosis 290
Inflammatory Abdominal Aortic Aneurysm 292
Retroperitoneal Lymphoma 293
Retroperitoneal Metastases 293
Retroperitoneal Sarcomas 294
8 - MRI of the Gastrointestinal System\r 305
INTRODUCTION 305
SMALL BOWEL 305
TECHNICAL CONSIDERATIONS 305
NORMAL APPEARANCE 307
INFLAMMATORY ETIOLOGIES 307
CROHN’S DISEASE 307
CELIAC DISEASE 310
NEOPLASTIC ETIOLOGIES 312
Polyposis Syndromes 312
Small Bowel Tumors 313
ADENOCARCINOMA 313
CARCINOID TUMOR 313
GASTROINTESTINAL STROMAL TUMOR (GIST) 315
LYMPHOMA 315
METASTASES 315
COLORECTUM 315
Introduction 315
TECHNICAL CONSIDERATIONS 316
NORMAL APPEARANCE 317
COMMON FOCAL ABNORMALITIES 318
Appendicitis 318
Acute Diverticulitis 319
Perianal Fistulas 319
Rectal Cancer 323
COMMON DIFFUSE ABNORMALITIES 328
Ulcerative Colitis 328
Pseudomembranous Colitis 329
9 - MRI of the Uterus, Cervix, and Vagina\r 334
INTRODUCTION 334
Technique 334
Interpretation 335
UTERUS 338
Normal Features 338
Endometrial Pathology 342
DIFFUSE ABNORMALITIES 342
FOCAL ABNORMALITIES 344
Myometrial Disease 355
FOCAL AND DIFFUSE LESIONS 355
GLOBAL UTERINE ABNORMALITIES 371
CERVIX AND VAGINA 377
Normal Features 377
Cystic Lesions 377
Solid Lesions 386
Miscellaneous 391
10 - MRI of the Ovaries and Adnexa\r 396
INTRODUCTION 396
Technique 396
Interpretation 397
Normal Anatomy 398
Cystic Lesions 400
WATER CONTENT 400
LIPID CONTENT 403
ACUTE LESIONS 418
Complex Cystic and Solid Lesions 424
PRIMARY 424
MISCELLANEOUS 438
Globally Abnormal Ovaries 438
Vascular Lesions 440
11 - MRI of the Prostate and Male Genitourinary System\r 447
PROSTATE 447
Anatomy 447
Normal Appearance 447
IMAGING TECHNIQUES 447
Field Strength 447
Endorectal Coil 448
T2-Weighted Imaging 448
T1-Weighted Imaging 448
Diffusion-Weighted Imaging 448
Dynamic Contrast Enhancement 449
CONGENITAL/DEVELOPMENTAL PROCESSES 449
Prostatic and Ejaculatory Duct Cysts 449
Seminal Vesicle Cysts 451
DIFFUSE PROSTATIC PROCESSES 451
Prostatitis 451
Benign Prostatic Hyperplasia 451
FOCAL PROSTATIC PROCESSES 452
Prostate Cancer 452
Metastases 453
PENIS 453
Anatomy 453
Normal Appearance 453
IMAGING TECHNIQUE 454
BENIGN PENILE PROCESSES 454
Partial Cavernosal Thrombosis 454
Cowper’s Duct Syringocele 454
Peyronie’s Disease 455
Penile Fracture 455
PENILE MALIGNANCIES 455
Squamous Cell Carcinoma 455
Other Primary Penile Malignancies 455
Penile Metastases 455
SCROTUM AND CONTENTS 455
Anatomy 455
Normal Appearance 457
IMAGING TECHNIQUE 458
CONGENITAL/DEVELOPMENTAL PROCESSES OF THE SCROTUM AND CONTENTS 460
Polyorchidism 460
Cryptorchidism 460
Dilatation of the Rete Testis 460
Scrotal Calculi 460
Inguinal Hernia 461
Splenogonadal Fusion 461
BENIGN PROCESSES OF THE SCROTUM AND CONTENTS 461
Hydrocele 461
Hematocele 461
Pyocele and Fournier’s Gangrene 461
Varicocele 463
Tunical Cyst 463
Epididymal Cysts and Spermatoceles 463
Testicular Cyst 463
Epidermoid Inclusion Cyst 463
Granulomatous Disease 464
TESTICULAR ADRENAL REST TUMORS (TARTS) 464
LEYDIG CELL HYPERPLASIA 465
LIPOMA 466
ADENOMATOID TUMOR 466
SPERM GRANULOMAS 466
LEIOMYOMA 467
PAPILLARY CYSTADENOMA 467
FIBROUS PSEUDOTUMOR 468
SCLEROSING LIPOGRANULOMA 468
EPIDIDYMITIS AND EPIDIDYMOORCHITIS 468
TORSION 468
INFARCTION 469
TRAUMA 470
SPERMATIC CORD LIPOMA 470
MALIGNANT PROCESSES OF THE SCROTUM AND CONTENTS 471
Primary Testicular Malignancies 471
Lymphoma 472
Metastases 473
Rhabdomyosarcoma 473
Liposarcoma 473
Appendix 476
Index 479
A 479
B 479
C 480
D 481
E 481
F 482
G 482
H 482
I 483
J 483
K 483
L 484
M 485
N 485
O 486
P 486
Q 487
R 487
S 488
T 488
U 489
V 489
W 489
X 489
Y 489
Z 489
IBC ES2