Dictionary of Medical Terms

The clear, external part of the eye.

A hardened area of skin on the foot caused by persistent friction or pressure.

The blood vessels encircling the heart that provide the heart muscle with oxygen.

Hormones produced by the adrenal glands.

Runny nose.

Inflammation of the cartilage-containing joints where the ribs join the breastbone (sternum).

A virus that can cause inflammation of the heart, brain or eye, or hand-foot-and-mouth disease.

A painful muscle spasm.

A surgical opening of the skull.

The skull, or bony structure of the head, that protects the brain.

A substance formed from the making of creatine, an important nitrogen compound made in the body. Common in blood, urine…

Physical and mental retardation due to congenital lack of thyroid hormone.

Chronic inflammation of the digestive tract, especially of the lower small intestine and colon.

Obstruction of the upper respiratory tract at or below the larynx (voice box), resulting in a hoarse, barking cough.

The first appearance of a baby’s scalp during the birth process.

Destruction of tissue using extreme cold. A procedure used to treat skin lesions.

Computed tomographic scan.

A procedure to remove pus or blood from the abdomen through the vagina.

A disorder caused by overactivity of the pituitary gland.

A tooth with one point, or “canine” tooth.

Having to do with the skin.