red blood cell cast

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red blood cell cast

a urinary cast composed of a matrix containing red blood cells in various stages of degeneration and visibility, characteristic of glomerular disease or renal parenchymal bleeding.
Synonym(s): red cell cast

red blood cell cast

(red blŭd sel kast)
A hyaline or granular cast that contains erythrocytes, indicative of bleeding within the kidney, as in glomerular inflammation. Seen on microscopic analysis of a urine specimen.
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RED BLOOD CELL CAST: (Orig. mag. ×400)

red blood cell cast

A urinary cast composed principally of red blood cells strongly suggestive of glomerulonephritis. Synonym: blood cell cast
illustration
See also: cast
References in periodicals archive ?
Fifty-one students did not know the composition of red cell casts. None could draw a diagrammatic picture of a red cell cast.
The red cell cast often implies glomerular injury, while white cells are more consistent with interstitial injury.
The highlighting feature is also used to point out the location of some of the visible red cells in a red cell cast and some of the white cells in a white cell cast.
The urine full report revealed proteinuria with 10-15 red cells without red cell casts. A 24-hour urine protein quantification revealed 1340mg/24hr (<150mg/24hr) excretion.
Red blood cell morphology can give a hint about the source of the bleeding: dysmorphic cells and red cell casts point to glomerular (kidney) bleeding, while bleeding from the lower urinary tract is usually the source of normal red cells.