Fatty casts
The fatty casts are casts that contain lipid droplets sequestrated in a hyaline matrix. Because of the maltese cross interference…
URINE STUDY
Renal casts S Generalities
A few suggested nomenclature rules The rule of third Mixed casts There is no widely accepted …
Cellular casts
Renal tubular cells casts The tubular cells seen in casts are usually from the collecting tubes, but cells originating from the…
Renal casts S Origin and composition of casts
Tamm-Horsfall protein Composition The Tamm-Horsfall protein is a glycoprotein isolated from normal urine by Tamm and Horsfall in the e…
Oval fat bodies
Definition Oval fat bodies are cells with birefringent fat droplets within their cytoplasm. Under low power magnification, oval…
Erythrocytes (hematuria)
Hematuria is defined as a high urine red blood cell count sustained over three specimens taken on different days. In a normal urin…
Urinalysis
Urine is produced by the kidney to maintain constant plasma osmotic concentration; to regulate pH, electrolyte and fluid balances and to excrete so…