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C

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1. Symbol for the element carbon. 2. Celsius; centigrade; cervical vertebra (C1 to C7); kilocalorie (large calorie).

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c

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calorie; centum (a hundred); circa (about); clonus; closure; compound; congius (gallon).

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[c-with-overbar]

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[L.] cum, with.

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14C

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Carbon-14.

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CA

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cancer-associated antigen; carbohydrate antigen.

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Ca

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Symbol for the element calcium.

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CA 125

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An antigen produced by tissues derived from coelomic epithelium. It is associated with various epithelial cancers, including ovarian cancer. It may be used to assess response to treatment in women with known ovarian cancer.

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CA19-9

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Cancer antigen 19-9; a carbohydrate (oligosaccharide) antigen found in patients with cancers of several internal organs, including adenocarcinomas of the pancreas, gallbladder, stomach, colon, and ovaries.

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CA 72-4

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An immunoassay that detects tumor-associated glycoprotein 72, an antigen found on many mucin-secreting gastrointestinal cancers.

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CAAHEP

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Commission on Accreditation of Allied Health Education Programs.

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C-A-B

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compressions; airway; breathing (a mnemonic for the preferred order of interventions in the basic life support of the unresponsive patient, according to the American Heart Association's 2010 guidelines for emergency cardiac care).

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CABG

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coronary artery bypass graft.

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Cabot rings

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(kab′ŏt) [Richard C. Cabot, U.S. physician, 1868–1939] Blue-staining threadlike inclusions of unknown origin, found in the red blood cells in severe anemia. They may appear as rings, figures-of-eight, or twists. They seem to be parts of the nucleus, with histones and iron but no DNA.

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Cabrera sign

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(kă-brā′ră) Electrocardio-graphic evidence of myocardial infarction in patients with left bundle branch block or ventricular pacing, in which there is a 0.04 second notch in the ascending limb of the S wave of leads V3, V4, or V5.

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CAC

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cancer-related anorexia/cachexia syndrome; coronary artery calcification.

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cacao

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(kă-kā′ō, kă-kaw′ō) [Mex.-Sp. from Nahuatl cacahuatl, cacao beans] 1. The seed of Theobroma cacao used to prepare cacao butter (theobroma oil), chocolate, and cocoa. 2. A reddish to brown powder prepared from the roasted ripe seeds of Theobroma cacao (family Sterculiaceae), having a chocolate odor and taste. It is used as a syrup base, as a flavoring for certain medications, and in beverages and confections.

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Cacchi-Ricci syndrome

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(kŏk′kē rĭ′chē, rē′) [Roberto Cacchi, Vincenzo Ricci, 20th-cent. Ital. radiologists] Sponge kidney.

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cache

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(kash) [Fr. cacher, to hide] In emergency medical response, a readily accessible inventory of supplies stored for use in the event ...

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