Clinical Indications Renal ultrasonography is a commonly employed imaging technique with many useful applications. These include, but are not limited to, evaluation of hydronephrosis, detection and surveillance of nephrolithiasis, characterization…
Normal Anatomy The paravertebral space is a wedge-shaped region demarcated by the superior costo-transverse ligament (posterior border), parietal pleura (anterolateral border), and lateral surface of the transverse process (medial border)….
Specific Indications Chest and cardiac trauma The majority of patients who sustain a penetrating cardiac injury do not survive to receive medical care due to exsanguinating hemorrhage. Hemodynamically unstable patients…
Figure 8-1. Schematic of pancreas anatomy. P = pancreas; D = duodenum; K = kidneys; S = spleen, and the asterisk (*) marks the superior mesenteric vein. (Reprinted with permission…
Segmental Anatomy of the Hepatic Parenchyma An understanding of the segmental anatomy of the liver is fundamental to modern radiological investigation and surgical management of hepatic malignancy (Figure 7-1). The…
Thoracic Ultrasonography Until recently ultrasonography of the lungs did not gain widespread acceptance, since its usefulness was questioned given the fact that ultrasound cannot transmit through air-filled spaces or penetrate…
TABLE 5-1 Indications for Breast Ultrasound Evaluation of a palpable mass or other signs/symptoms in the breast Evaluation of abnormalities on other imaging studies (such as mammography or MRI) Initial…
Normal Anatomy, Normal Ultrasound The normal anatomy of the anus can be evaluated through ultrasound with great accuracy. The structures include the anal mucosa, the internal anal sphincter (IAS), the…
EUS in the Esophagus Esophageal cancer The TNM classification (Table 11-1) is currently used for the staging of esophageal cancer1,2 and accurate staging is critical for directing patients to appropriate…
Transabdominal Ultrasound Overview of transabdominal ultrasound Ultrasound provides a unique role in evaluating internal anatomy. The ability to visualize cross-sectional and sagittal anatomy and to clearly differentiate cystic structures from…
