A pelvic ultrasound lets your doctor see inside the area from your belly to your legs. Your doctor may use it to look for abnormalities in any of your internal organs or in a developing fetus. (Photo ...

The aorta is the largest blood vessel in the human body. It carries blood from your heart up to your head and arms and down to your abdomen, legs, and pelvis. The walls of the aorta can swell or bulge ...

The case description for a Case Records of the Massachusetts General Hospital appears below. A 16-year-old girl was admitted to the hospital because of abdominal pain, nausea, and vomiting. Abdominal ...