Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «C»:
Circulatory system: The system that moves blood throughout the body. The circulatory system is composed of the heart, arteries, capillaries, and veins. This remarkable system transports oxygenated blood from the lungs and heart throughout the body via the arteries. The blood goes through the capilla...
Circum-: Prefix meaning around, surrounding, or encircling. As in circumcision, circumflex, and circumjacent. From the Latin preposition circum meaning round....
Circumcision: Surgery that removes the foreskin (the loose tissue) covering the glans of the penis. Circumcision may be performed for religious or cultural reasons, or health reasons. Newborn circumcision diminishes the risk for cancer of the penis and lowers the risk for cancer of the cervix in sex...
Circumflex: Curved like a bow. In anatomy, circumflex describes a structure that bends around like a bow. For example, the circumflex branch of the left coronary artery.
In linguistics, a circumflex is a caret-shaped mark (^) used over a vowel to indicate the pronunciation, length or the omission of...
Circumjacent: Lying around in the sense of surrounding. Related terms include superjacent, subjacent, and adjacent. From circum-, around + the Latin jacere, to lie = to lie around....
Cirrhosis: An abnormal liver condition characterized by
irreversible scarring of the liver. Alcohol and viral hepatitis B and C are among the many
causes of cirrhosis. Cirrhosis can cause yellowing of the skin (jaundice), itching, and
fatigue. Diagnosis of cirrhosis can be suggested by physical exam...
Cirrhosis and gray matter degeneration
Cirrhosis with diffuse degeneration of cerebral gray matter, Alpers: A progressive disease of the nervous system characterized by spasticity (tightness), myoclonus and dementia and by liver problems with jaundice and cirrhosis. This disorder, first described by Alpers in 1931 as "Diffuse progressive...
CISM: Critical incident stress management....
Cisplatin: An anticancer drug that belongs to the family of drugs called platinum compounds. Cisplatin is used in the treatment of a wide range of malignancies, including advanced cancer of the ovary, testis, and bladder. Cisplatin is given intravenously. Its full chemical name is cis-dichlorodiammi...
Citrovorum factor: See: Leucovorin....
Citrulline: A non-standard amino acid that is not normally present in protein. Citrulline is created in the body as an intermediate in the conversion of the amino acid ornithine to arginine in a metabolic pathway called the urea cycle.
Citrulline was first isolated from watermelon. The term citrull...
Citrulline antibody: An antibody (an immune protein) directed against a circular peptide (a ring of amino acids) containing an unusual ("non-standard") amino acid called citrulline that is not normally present in peptides or proteins. (Citrulline is formed by the body as an intermediary in the conve...
Civilian Health and Medical Program of the Uniform
Civilian Health and Medical Program of the Uniformed Services: See:
CK: The military designation for cyanogen chloride. See: Cyanide....
Cl (chloride): Cl is the chemical symbol for
chloride, the major anion
found in the fluid outside of cells and in blood. An anion is the
negatively charged part of certain substances such as table salt
(sodium chloride or NaCl) when dissolved in liquid. Sea water has
almost the same concentrati...