CRAC1: Colorectal adenoma and carcinoma 1. Also called hereditary mixed polyposis syndrome. See: Hereditary mixed polyposis syndrome.
- Crack (drug)
The street name given to cocaine that has been processed from cocaine hydrochloride to a ready-to-use free base for smoking. Rather than requiring the more volatile method of processing cocaine using ether, crack cocaine is processed with ammonia or sodium bicarbonate (baking soda) and water and heated to remove the hydrochloride, thus producing a form […]
- Cracked tooth syndrome
Cracked tooth syndrome: A toothache caused by a broken tooth (tooth fracture) without associated cavity or advanced gum disease. Biting on the area of tooth fracture can cause severe sharp pains. These fractures are usually due to chewing or biting hard objects such as hard candies, pencils, nuts, etc. Cracked tooth syndrome is most common […]
- Cradle cap
Cradle cap: A form of seborrheic dermatitis of the scalp that is usually seen in infants but sometimes found in older children. It is characterized by flaking or scaling of the skin, which may also be reddened.
- Cramp, writer's
Cramp, writer’s: A dystonia that affects the muscles of the hand and sometimes the forearm and that only occurs during handwriting. Similar focal dystonias have been called typist’s cramp, pianist’s cramp, musician’s cramp, and golfer’s cramp.
- Cramping leg pain
Cramping leg pain: An aching, crampy, tired, and sometimes burning pain in the legs that comes and goes — it typically occurs with walking and goes away with rest — due to poor circulation of blood in the arteries of the legs. Known medically as intermittent claudication. Intermittent claudication may occur in one or both […]