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Small Parts and Superficial Structures, An Issue of Ultrasound Clinics, E-Book

Small Parts and Superficial Structures, An Issue of Ultrasound Clinics, E-Book

Nirvikar Dahiya

(2014)

Abstract

Editor Nirvikar Dahiya and authors review the current ultrasound procedures in small parts and superficial structures. Articles will cover salivary glands, parathyroid, thyroid, ultrasound in evaluation of lymph node disease, ultrasound of lumps and bumps, joint ultrasound, ultrasound of tendons, scrotum and intratesticular imaging, scrotum and extratesticular imaging, hernias, breast ultrasound, peripheral nerves, and more!

Table of Contents

Section Title Page Action Price
Front Cover Cover
Small Parts and Superficial\rStructures i
copyright\r ii
Contributors iii
Contents v
Ultrasound Clinics\r viii
Erratum xi
Preface\r xiii
Sonography of the Salivary Glands 313
Key points 313
Physics and instrumentation 313
How to scan (protocols) 314
Ultrasonographic Evaluation of the Thyroid 325
Key points 325
Instrumentation and technique 325
Anatomy 325
Congenital thyroid abnormalities 326
Nodular thyroid disease 328
Benign Nodules 328
Benign follicular adenoma 328
Malignant Nodules 329
Distinguishing Benign from Malignant Nodules 332
Guidelines for fine-needle aspiration of thyroid nodules 332
Cytologic findings and follow-up strategies 334
The Thyroid Bethesda System 334
Malignant findings 334
Indeterminate findings 334
Benign findings 334
Diffuse thyroid disease 335
References 336
Parathyroid Sonography 339
Key points 339
Discussion of problem/clinical presentation 339
Physiology 339
Primary Hyperparathyroidism 339
Secondary Hyperparathyroidism 340
Tertiary Hyperparathyroidism 340
Surgical approach 340
Anatomy 340
Imaging protocols 341
Ultrasonography 341
Parathyroid Scintigraphy 342
Combined approach 343
Diagnostic criteria 343
Parathyroid Adenoma 343
Parathyroid Carcinoma 345
Diagnostic Pitfalls 345
Thyroid septum 345
Lymph nodes 345
Blood vessels 346
Pathology 346
Cytology 346
PTH Assay 347
What the referring physician needs to know 347
Summary 348
References 348
Ultrasonography in the Assessment of Lymph Node Disease 351
Key points 351
The lymphatic system 351
Ultrasonography examination modes 352
Lymph node detection 355
Lymph node vasculature and perfusion 356
Reactive lymph nodes 357
Cancerous lymph nodes 360
Lymphomas 364
Follow-up 368
Supplementary data 370
References 370
Ultrasonography of Lumps and Bumps 373
Key points 373
Introduction 373
Anatomy 374
Sonographic technique 374
Diagnostic algorithm 375
Foreign body 375
Shadowing structures 376
Fat necrosis 376
Hernia and lymph node 378
Ganglion cyst 379
Epidermal cysts 379
Abscess 381
Hematoma 381
Can ultrasonography characterize soft tissue neoplasms? 383
Will ultrasonography misdiagnose superficial sarcoma as lipoma? 384
Diagnostic criteria for lipoma 386
Superficial neoplasms other than lipoma 387
Summary 388
Supplementary data 388
References 388
Ultrasonography of the Breast 391
Key points 391
Introduction 391
Equipment for breast US and examination technique 391
Normal breast anatomy and sonographic anatomy 393
Types of breast lesions, sonographic features, and the Breast Imaging-Reporting Data System 395
Benign lesions of the breast 399
Malignant lesions of the breast 407
Breast US after radiation therapy and after surgery 418
US in the screening algorithm 421
References 425
Sonography of Testis 429
Key points 429
Sonography of scrotum 429
Technique 429
Normal Sonographic Anatomy 429
Sonography of Testis 430
Introduction 430
Tunica Albuginea Cyst 430
Tunica Vaginalis Cyst 430
Intratesticular Cysts 430
Ectasia of the Rete Testis 430
Testicular Microlithiasis 431
Segmental Testicular Infarction 431
Mumps Orchitis 432
Henoch-Schönlein Purpura 432
Testicular Abscess 433
Adrenal Rests in Testis 433
Torsion of the Testis 434
Intermittent Testicular Torsion 436
Trauma 438
Undescended Testis or Cryptorchidism 440
Testicular Atrophy 444
Testicular neoplasms 444
Acknowledgments 454
Supplementary data 454
References 454
Ultrasonography of the Scrotum 457
Key points 457
Introduction 457
Technique and sonographic anatomy 458
Extratesticular lesions 458
Hydrocele, Hematocele, and Pyocele 458
Varicocele 459
Scrotal Hernia 460
Solid Extratesticular Lesions 460
Focal Cystic Lesions 464
Acute Epididymitis 465
Chronic Epididymitis 467
Postvasectomy Epididymis 468
Scrotal Pearls 468
References 469
Ultrasonography of Hernias 471
Key points 471
Inguinal hernias, the quick version 472
Who gets hernias and why do they get them 473
Inguinal hernias 473
Pertinent Anatomy 473
The various hernias 475
Femoral Hernias 475
Indirect Hernias 475
Direct Hernias 477
Spigelian Hernia 480
Umbilical and Periumbilical Hernias 482
Incisional Hernias 484
Hernia at the Linea Alba 484
Sports Hernias 484
How Hernias Are Repaired 484
Recurrent Hernias 485
Complications of Hernia Repair 485
How to Find a Hernia 485
Accuracy of Ultrasound 486
Supplementary data 486
References 487
Ultrasonography of Tendons 489
Key points 489
Terminology 490
Prevalence of tendon disorders 490
Normal tendon anatomy 490
Tendon disorders 491
Tendinosis 491
Tendon Tears 492
Tenosynovitis 492
Ultrasonography of tendons 492
Ultrasonography Technique 492
Ultrasonographic Appearance of Normal Tendons 493
Accuracy of Ultrasonography for the Diagnosis of Tendon Disorders 495
Rotator cuff tears 495
Ankle 496
Operator Dependence 497
Ultrasonographic Appearance of Tendon Disorders 498
Tendinosis 498
Special case: achilles tendinosis 498
Tears 500
Special case: rotator cuff tears 500
Tenosynovitis 507
Summary 509
References 511
Joint Ultrasound 513
Key points 513
Introduction 513
Ultrasound technology 513
Scanning technique 514
Normal anatomy 514
Joint abnormalities 514
Joint Effusion 514
Rheumatoid Arthritis 515
Seronegative (Rheumatoid Factor–Negative) Arthropathies 515
Septic Arthritis 515
Osteoarthritis 517
Deposition Arthropathies 518
Trauma 518
Masses 518
Ultrasound-guided procedures 519
Supplementary data 523
References 523
Ultrasonography of Peripheral Nerves 525
Key points 525
Introduction 525
Anatomy and US technique 525
Anatomic variants 526
Compressive neuropathy 527
Shoulder 528
Elbow 528
Wrist 528
Hip 529
Knee 530
Ankle and Foot 530
Polyneuropathies 530
Inherited Disorders 530
Immune-Mediated Polyneuropathies 531
Deposition Disease 531
Leprosy 531
Traumatic injuries 531
Penetrating Injuries 531
Stretching Injuries 532
Contusion Trauma 532
The Postoperative Nerve 532
Brachial plexopathies 532
Scanning Technique 532
Traumatic Plexopathies 533
Neurogenic Thoracic Outlet Syndrome 533
Parsonage-Turner Syndrome 533
Tumors and Postradiation Imaging 533
Nerve tumors and tumorlike lesions 533
Neurogenic Histotypes (Schwannoma and Neurofibroma) 533
Nonneurogenic Masses 533
References 534
Index 537