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Drugs and diseases reference index

Drugs and diseases reference index
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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «C»:

  1. CLA CLA
    CLA: 1. Conjugated linoleic acid. 2. Cervical lymphadenopathy (swollen lymph nodes in the neck). 3. Congenital lactic acidosis. 4. Caseous lymphadenitis (cheeselike lymph nodes, usually due to TB). ...
  2. Clade Clade
    Clade: Related organisms descended from a common ancestor. For example, isolate M of HIV-1 (the human immunodeficiency virus) consists of at least ten clades. Imported from the Greek, klados, branch in 1911 in reference to the Tree of Life....
  3. Clamydia Clamydia
    Clamydia: A common misspelling of Chlamydia....
  4. Clap Clap
    Clap: Gonorrhea, a bacterial infection transmitted by sexual contact. Gonorrhea is one of the oldest known sexually transmitted diseases (STDs). In women infected with this bacteria (Neisseria gonorrhoeae), 25-40% will also be infected with another bacteria that can cause another STD called chlamydi...
  5. Clark level of invasion Clark level of invasion
    Clark level of invasion: A method for determining the prognosis (outlook) with melanoma. The method was devised by the pathologist Wallace Clark and measures the depth of penetration of a melanoma into the skin according to anatomic layer. There are five Clark levels of invasion: Level I: Melanomas...
  6. Clasped thumbs and mental retardation Clasped thumbs and mental retardation
    Clasped thumbs and mental retardation: A syndrome with the following characteristic features: (1) neurologically: mental retardation and aphasia (lack of speech); (2) limbs: adducted (clasped) thumbs, absent extensor pollicis longus and/or brevis muscles to the thumb, shuffling gait, and leg spastic...
  7. Classic typhus Classic typhus
    Classic typhus: See: Typhus, epidemic....
  8. Classification of diseases Classification of diseases
    Classification of diseases: See: Disease nomenclature....
  9. Claudication Claudication
    Claudication: Limping. The word "claudication" comes from the Latin "claudicare" meaning to limp. The Roman emperor Claudius (who ruled from A.D. 41-54) was so named because he limped, probably because of a birth defect. Intermittent claudication is an aching, crampy, tired, and sometimes burning p...
  10. Claudication, intermittent Claudication, intermittent
    Claudication, intermittent: 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. In very severe claudication the pain is also felt ar rest. Int...
  11. Claudication, venous Claudication, venous
    Claudication, venous: Limping and/or pain due to inadequate venous drainage, poor return of blood by the veins of the legs....
  12. Claustrophobia Claustrophobia
    Claustrophobia: An abnormal and persistent fear of closed spaces, of being closed in or being shut in, as in elevators, tunnels, or any other confined space. The fear is excessive (and quite common). The word "claustrophobia" is an amalgam made from the Latin "claudere", to shut + the Greek "ph...
  13. Clavicle Clavicle
    Clavicle: The bone extending from the breastbone (sternum) at the base of the front of the neck to the shoulder....
  14. Clavus Clavus
    Clavus: Synonymous with corns. The word "clavus" is the Latin word for nail....
  15. Clay-shoveler's fracture Clay-shoveler's fracture
    Clay-shoveler's fracture: An uncommon breakage of the spine of the vertebrae from the lower neck or upper back as a result of stress. Clay-shoveler's fracture usually occurs in laborers who perform activities involving lifting weights rapidly with the arms extended. Examples of these activiti...