Medically reviewed by David Ozeri, MD Renal ultrasound (kidney ultrasound) is a safe, noninvasive imaging test that uses sound waves to create images of your kidneys and bladder. It helps healthcare ...

The pancreas is an elongated, tapered organ located across the back of the belly, behind the stomach. The right side of the organ—called the head—is the widest part of the organ and lies in the curve ...