Macular edema is an eye condition that occurs when fluids builds up in the macula. Learn about symptoms of the condition, causes, treatment options, and more.

A liver ultrasound is quick, safe, painless, and relatively cheap. However, the definite diagnosis of your condition may require additional testing.

Ultrasound is a non-invasive imaging technique that uses the differential reflectance of acoustic waves at ultrasonic frequencies to detect objects and measure distances. It is commonly used for ...

Learn how high-intensity focused ultrasound (HIFU) can help some men with prostate cancer avoid surgery or radiation.

How can nonalcoholic steatohepatitis develop, and how is it best diagnosed?

What Happens to Choroid Plexus Cysts? Choroid plexus cysts are often found during an ultrasound. They occur when a small bubble of fluid breaks away as the choroid plexus forms. The cysts aren’t ...

Primary sclerosing cholangitis (PSC) affects the liver and bile ducts. Symptoms and treatment vary from person to person.