Health Information Library

A rare type of tumor that usually is not cancer and forms in an adrenal gland.

Hardening and thickening of the skin caused by a disease that is spread through the bites of infected mosquitoes.

HIV infection is a long-term condition caused by a virus that also can cause a life-threatening disease called AIDS.

An extreme form of premenstrual syndrome.

Swelling and irritation of the eyelid that affects the eyelashes or tear production.

A cancer that starts in the area behind the nose and above the back of the throat, called the nasopharynx.

An illness caused by a virus that is spread through the bites of infected mosquitos.

A cancer that starts in the thin layer of tissue covering the lungs, stomach, heart and other organs.

A potentially life-threatening heart rhythm disorder in which the heart beats about 100 or more times a minute.

Painful swelling and change in skin color, called inflammation, of breast tissue most often in people who are breastfeeding.

A buildup of gas in the stomach and intestines.

A disease, also known as cystic echinococcosis, caused by tapeworm parasites that pass from animals to people.

A cancer that grows from immature nerve cells, most often in the adrenal glands.

A life-threatening childhood illness, also known as Brazilian purpuric fever, caused by germs called bacteria.

Cancer that starts as a growth of cells in the skin.

Cancer that develops in any part of the mouth.

An immune response that causes redness and swelling on or within the body.

Shoulder pain caused by connective tissue rubbing on a shoulder bone.

Stuttering is a speech disorder that disrupts the normal flow of speech.

Which part of your brain does what? Take a tour.