Granular & “Muddy Brown” Casts on Urine Microscopy A. Finely granular cast B. slightly coarser granular cast C. “urine poker quads” showing a fine (f), coarse (c) and muddy brown (mb) granular cast accompanied by a waxy (wx) cast D. “Muddiness” of mb granular casts is better appreciated at low power field compared to high power field (inset). #Granular #MuddyBrown #Casts #Urine #Microscopy #Clinical #Nephrology #Sediment
