Health Information Library

A rare disease that causes swelling, also called inflammation, of small blood vessels.

A serious health condition that involves having excess body fat early in life.

Learn when epilepsy is an autoimmune disease and why early diagnosis and the right treatment are important.

A group of health concerns that show that the kidneys aren't working as they should.

A type of left-sided heart failure; also called heart failure with preserved ejection fraction.

Decreased moisture in the body.

An increase in cell production that is not typical.

Swelling in one or both kidneys due to a backup of urine.

A dangerously overheated body, usually in response to prolonged hot, humid weather.

The valve between the lower left heart chamber and the body's main artery has two flaps instead of three.

A condition in which part of the intestine slides into a part of the intestine next to it, much like a telescope.

Excess gas in the stomach or upper intestine released from the mouth, also known as burping or belching.

Bloating and swelling in the belly area.

A red, painful lump near the edge of the eyelid that may look like a boil or pimple.

An inflammation of the middle layer of the eye (uvea).

Learn how the immune system mistakenly attacks brain cells to cause swelling in the brain related to this group of conditions.

A long-term condition in which the heart doesn't pump blood as well as it should.

A persistent opening in the heart; a type of congenital heart defect.

Sounds such as whooshing made by fast, choppy blood flow through the heart. Some murmurs are harmless. Others are a sign of a serious heart condition.

An infection in a bone.