creatinine clearance

creatinine clearance
the renal clearance of endogenous creatinine, a commonly used clinical measurement that closely estimates the glomerular filtration rate.

Medical dictionary. 2011.

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  • creatinine clearance — ▪ clinical measurement       clinical measurement used to estimate renal (kidney function test) function, specifically the filtration rate of the glomeruli (clusters of blood vessels that are the primary filtering structures of the kidney).… …   Universalium

  • Creatinine clearance test — A test that helps determine whether the kidneys are functioning normally. Specifically, the creatinine clearance test gauges the rate at which a waste, creatinine, is cleared from the blood by the kidneys. Creatinine is produced from the… …   Medical dictionary

  • Clearance (medicine) — In medicine, the clearance is a measurement of the renal excretion ability. Although clearance may also involve other organs than the kidney, it is almost synonymous with renal clearance or renal plasma clearance. Each substance has a specific… …   Wikipedia

  • Creatinine — Not to be confused with creatine. Creatinine …   Wikipedia

  • Creatinine — A chemical waste molecule that is generated from muscle metabolism. Creatinine is produced from creatine, a molecule of major importance for energy production in muscles. Approximately 2% of the body s creatine is converted to creatinine every… …   Medical dictionary

  • clearance — 1. (C with a subscript indicating the substance removed)Removal of a substance from the blood, e.g., by renal excretion, expressed in terms of the volume flow of arterial blood or plasma that would contain the amount of substance removed per …   Medical dictionary

  • PAH clearance — Parameter Value renal blood flow RBF=1000 ml/min hematocrit HCT=40% renal plasma flow RPF=600 ml/min filtration fraction FF=20% glomerular filtration rate GFR=120 ml/min …   Wikipedia

  • inulin clearance — ▪ medicine       procedure by which the filtering capacity of the glomeruli (the main filtering structures of the kidney) is determined by measuring the rate at which inulin, the test substance, is cleared from blood plasma. Inulin is the most… …   Universalium

  • Renal clearance ratio — The renal clearance ratio or fractional excretion is a measure of the speed at which a constituent of urine passes through the kidneys. It is defined by following equation:: clearance ratio of X = frac{C x}{C {in *X is the analyte substance *Cx… …   Wikipedia

  • renal clearance — n CLEARANCE * * * see clearance * * * 1. removal of a substance from the blood by the kidney. 2. a measure of the rate of such removal; given by the formula C = V Ч U/P, where C is the clearance, V the urine volume in mL/min, U the urine… …   Medical dictionary

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