red blood cell cast

(redirected from red cell cast)

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

a urine sediment cast that contains red blood cells, signifying bleeding in the kidney, seen in glomerulonephritis.

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 ?
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.
In our case, the presence of proteinuria, red cell casts in the urine sediment, and high urine sodium concentration suggest glomerulonephritis, but a kidney biopsy could not be performed because of impaired coagulation parameters.
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.