Health Information Library

A growth that starts on the clear tissue of the eye, called the conjunctiva, that can spread to the dome-shaped covering of the eye, called the cornea.

A buildup of fluid in body tissues and cavities.

Dark, tarry stool with or without visible blood.

Seeing two images of an object, also known as double vision.

A group of eye conditions that can cause blindness.

Frostbite definition

Cancer in the organs that make sperm, called the testicles.

The most common type of kidney cancer in adults.

A cancer that begins as a growth of cells on the outer surface area of the female genitals.

Cancer that begins in the organ lying behind the lower part of the stomach, called the pancreas.

A pool of blood outside the blood vessels.

A sleep condition that causes people to feel very drowsy and to fall asleep suddenly.

A group of skin disorders that cause dry, scaly, or thick skin.

An allergic response causing itchy, watery eyes, sneezing and other coldlike symptoms.

A sore that develops on the lining of the esophagus, stomach or small intestine.

Feeling dizzy or about to faint.

Inflammation that damages the tube running from the throat to the stomach, called the esophagus.

A wound on the lower leg that does not heal, caused by veins not working well.

Inflammation of the gallbladder — a small, digestive organ beneath the liver.

A tiny crack in a bone caused by repeated stress or force, often from overuse.