Table 1 summarizes the different types of casts and their clinical significance.
Table 1. Casts and their Clinical Significance.Type | Condition |
Hyaline | - 0–2/LPF is normal; increase in fever, diuretic therapy, exercise, or stress
- Glomerulonephritis
- Pyelonephritis
- Chronic renal disease
|
White Blood Cell | - Renal infection
- Inflammation of the nephron
|
Red Blood Cell | - Bleeding in the nephron
- Glomerulonephritis
- Strenuous exercise
|
Renal tubular epithelial (RTE) Cell | |
Granular | - May be seen occasionally in normal urine
- Urinary stasis
- Glomerular and tubular disease
- Amyloid disease
- Chronic renal disease
|
Fatty | - Degenerative tubular disease
|
Broad | - Extreme stasis of urine flow
- Renal failure
|