Radiology Key

Carotid ultrasound is the primary noninvasive method for detecting, grading, and monitoring internal carotid artery (ICA) stenosis. Major components of carotid Doppler ultrasound include assessment of ICA stenosis using Doppler…

After clinical evaluation, especially clinical prediction rules, appropriately ordered venous duplex has become the standard test for evaluating and excluding deep vein thrombosis (DVT). Ultrasound is useful for lower- and…

Peripheral arterial ultrasound is an important technique to evaluate vascular disease. Protocols include grayscale, color Doppler and spectral Doppler. Arterial duplex is used to evaluate patients with claudication to characterize…

The authors review ultrasound (US) imaging findings of the abdominal aorta and mesenteric arteries, with a focus on screening for abdominal aortic aneurysm (AAA) and posttreatment follow-up. US is the…

Ultrasound is an important modality to assess pediatric patients and uses continue to increase. In this review, several emerging applications of ultrasound in pediatric patients are detailed, focusing on diseases…

Sonographic evaluation of the intestine is increasing in popularity due to its safety, noninvasive nature, accessibility, and high acceptability by patients. It is now recognized as one of the most…

This review of the American College of Radiology Ovarian-Adnexal Reporting and Data System (O-RADS) ultrasound (US) v2022 will familiarize the reader with the updated O-RADS US system, highlight new updates,…

Although ultrasound is the initial imaging modality of choice in patients with right upper quadrant pain or suspected biliary obstruction, a number of challenges in clinical practice limit its utility…

Diffuse liver disease is a substantial world-wide problem. With the combination of conventional ultrasound of the abdomen, fat quantification and elastography, appropriate staging of the patient can be assessed. This…