| club hair | A hair in resting state, prior to shedding, in which the bulb has become a club-shaped mass. (05 Mar 2000) |
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| club moss | <botany> A genus of mosslike plants, the type of the order Lycopodiaceae; club moss. Lycopodium powder, a fine powder or dust composed of the spores of Lycopodium, and other plants of the order Lycopodiaceae. It is highly inflammable, and is sometimes used in the manufacture of fireworks, and the artificial representation of lightning. Origin: NL, from Gr. Wolf +, a foot. Source: Websters Dictionary (01 Mar 1998) |
| clubbed digits | <clinical sign> A condition which describes the broadening or thickening of the tips of the fingers (and toes) with increased lengthwise curvature of the nail and a decrease in the angle normally seen between the cuticle and the fingernail. Often this finding on physical examination can be quite subtle and easily overlooked. Clubbing may be seen in a wide variety of conditions - most of which result in a decrease in blood oxygen. Examples include: tetralogy of Fallot, transposition of the great vessels, atrial myxomas, cystic fibrosis, emphysema, lung cancer, tuberculosis, cystic fibrosis, bronchiectasis, Hodgkin's disease, cirrhosis, chronic active hepatitis and Crohn's disease. This finding will generally provoke a more detailed patient evaluation. (11 Nov 1997) |
| clubbed fingers | <clinical sign> A condition which describes the broadening or thickening of the tips of the fingers (and toes) with increased lengthwise curvature of the nail and a decrease in the angle normally seen between the cuticle and the fingernail. Often this finding on physical examination can be quite subtle and easily overlooked. Clubbing may be seen in a wide variety of conditions - most of which result in a decrease in blood oxygen. Examples include: tetralogy of Fallot, transposition of the great vessels, atrial myxomas, cystic fibrosis, emphysema, lung cancer, tuberculosis, cystic fibrosis, bronchiectasis, Hodgkin's disease, cirrhosis, chronic active hepatitis and Crohn's disease. This finding will generally provoke a more detailed patient evaluation. (11 Nov 1997) |
| clubbed penis | A deformity of the erect penis marked by a curve to one side or toward the scrotum. (05 Mar 2000) |
| clubbing | <clinical sign> A condition which describes the broadening or thickening of the tips of the fingers (and toes) with increased lengthwise curvature of the nail and a decrease in the angle normally seen between the cuticle and the fingernail. Often this finding on physical examination can be quite subtle and easily overlooked. Clubbing may be seen in a wide variety of conditions - most of which result in a decrease in blood oxygen. Examples include: tetralogy of Fallot, transposition of the great vessels, atrial myxomas, cystic fibrosis, emphysema, lung cancer, tuberculosis, cystic fibrosis, bronchiectasis, Hodgkin's disease, cirrhosis, chronic active hepatitis and Crohn's disease. This finding will generally provoke a more detailed patient evaluation. (11 Nov 1997) |
| clubfoot | The most common congenital abnormality of the foot. Clubfoot may occur in several forms, but talipes equinovarus is the most common. In this case the foot turns downward and inward. Treatment involves the extended use of orthopaedic splints or casts to correct the position of the foot. (27 Sep 1997) |
| clubhand | Congenital or acquired angulation deformity of the hand associated with partial or complete absence of radius or ulna; usually with intrinsic deformities in the hand in congenital variants. See: manus valga, manus vara. (05 Mar 2000) |
| buyers' club | A nonprofit group that imports AIDS-related therapies available in other countries but not yet approved by the FDA for use in the United States. Many buyers' club products are sold abroad for purposes that are not related to AIDS or HIV infection and their use for these conditions is still speculative. (09 Oct 1997) |
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