| 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) |
| clump | To form into clusters, small aggregations, or groups. Origin: A.S. Clympre, a lump (05 Mar 2000) |
| clumping | The massing together of bacteria or other cells suspended in a fluid. (05 Mar 2000) |
| cluneal | Pertaining to the clunes. (05 Mar 2000) |
| clunes | Synonym: buttocks. Origin: pl. Of L. Clunis, buttock (05 Mar 2000) |
| clupanodonic acid | All-cis-7,10,13,16,19-docosapentaenoic acid;an ω-3 fatty acid with 22 carbons and five double bonds; found in fish oils and phospholipids in brain. (05 Mar 2000) |
| clupeine | <chemical> Chemical name: Clupeine (12 Dec 1998) |
| cluster analysis | A set of statistical methods used to group variables or observations into strongly inter-related subgroups. In epidemiology, it may be used to analyze a closely grouped series of events or cases of disease or other health-related phenomenon with well-defined distribution patterns in relation to time or place or both. (12 Dec 1998) |