- oxalate calculus
- a hard urinary calculus made of calcium oxalate, often in the form of weddellite or whewellite; some are covered with minute sharp spines that may abrade the renal pelvic epithelium, and others are smooth. Called also
*calcium oxalate c.*

*Medical dictionary.
2011.*

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**calcium oxalate calculus**— oxalate c … Medical dictionary**Calculus**— A stone, as in the urinary tract. Also, the calcium salt deposits on the teeth. The word calculus in Latin means a pebble. Pebbles were once used for counting, from which came the mathematical field of calculus. A urinary calculus is a pebble in… … Medical dictionary**calculus**— n.; pl. calculi 1) a stone: a hard pebble like mass formed within the body, particularly in the gall bladder (see gallstone) or anywhere in the urinary tract (see cystolithiasis, nephrolithiasis, staghorn calculus). Calculi in the urinary tract… … The new mediacal dictionary**Calculus renalis**— Klassifikation nach ICD 10 N20 Nieren und Ureterstein N21 Stein in den unteren Harnwegen … Deutsch Wikipedia**Calculus, renal**— A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone. The stones themselves are called renal caluli. The word “calculus” (plural: calculi) is the Latin word for pebble. Renal stones are a common cause of blood in … Medical dictionary**calcium oxalate**— n a colorless crystalline salt CaC2O4·H2O that is noted for its insolubility and is sometimes excreted in urine or retained in the form of urinary calculi * * * CaC2O4, a salt of oxalic acid which, when formed in high concentrations in the urine … Medical dictionary**primary renal calculus**— a calculus that forms in an apparently healthy urinary tract, usually an oxalate calculus or uric acid calculus … Medical dictionary**weddellite calculus**— a common type of oxalate calculus, containing weddellite … Medical dictionary**whewellite calculus**— a common type of oxalate calculus, containing whewellite … Medical dictionary**urinary calculus**— n a calculus occurring in any portion of the urinary tract and esp. in the pelvis of the kidney called also urinary stone, urolith * * * a calculus in any part of the urinary tract; vesical calculi are those lodged in the bladder and renal… … Medical dictionary