waxy casts

waxy casts

Nephrology Homogeneous cylindrical structures seen in the urine, and correspond to the degenerated cellular casts, and are typical of long-term oliguria and tubule obstruction; WCs are found in chronic renal failure, kidney rejection, amyloidosis; very broad waxy casts or 'renal failure' casts are typical of ESRD. See End-stage renal disease.