Medical

The inflammation caused by hydroxyapatite crystals has been referred to as hydroxyapatite crystal disease.

A skin disease that occurs in patients with reactive arthritis (formerly Reiter's syndrome). Abbreviated KB.

Inflammation of the rectum. Proctitis may be due to a considerable number of causes, including infectious agents and ulcerative colitis.

A bowel disease that is characterized by inflammation with ulcer formation in the lining of colon (large intestine). Its cause is unknown. The end of the colon (the rectum) is generally involved.

Inflammation caused by hydroxyapatite crystals. Hydroxyapatite molecules can group together (crystallize) to form microscopic clumps.

A major component and an essential ingredient of normal bone and teeth. Hydroxyapatite makes up bone mineral and the matrix of teeth. It is hydroxyapatite that gives bones and teeth their rigidity.

A condition characterized by overgrowth of the lining of the uterus. This is considered a precancerous condition.

A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after being made nearby (in the hypothalamus).

A sign indicating the presence of meningitis (inflammation of the meninges covering the brain and spinal cord).

An inflammatory disease of small arteries and veins (vasculitis) that classically involves vessels supplying the tissues of the lungs, nasal passages (sinuses), and kidneys.