Health Information Library

A birthmark often appearing as a rubbery, bright red nodule of extra blood vessels.

Below average intelligence and set of life skills present before age 18.

A genetic condition preventing normal development in parts of the body.

Repeated episodes of sudden and intense fear when no real danger exists.

A condition in which a person has an extra chromosome 13.

A condition of having more than 5 digits on a hand or 5 toes on a foot.

Disorders resulting from buildup of certain chemicals related to red blood cell proteins.

A mental disorder causing dysfunction in thinking, perceiving, and relating to others.

Difficulty fully expanding the lungs with air.

A common viral infection in young children that may cause high fever and a rash.

A temporary inability to move or speak while falling asleep or upon waking.

Pain and compromised movement of the jaw joint and the surrounding muscles.

A group of disorders that occur when certain blood vessels or nerves are compressed.

An inherited condition in which noncancerous lesions grow in the body.

Weakness in the muscles used for speech, which often causes slowed or slurred speech.

A mild but long-term form of depression.

A rare genetic mutation affecting brain development in girls.

A condition that causes increasing weakness in the legs and arms.

A condition in which emotional stress is converted to physical symptoms.

Extra teeth in the mouth.