7 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Granular & “Muddy ... Brown” Casts on ... Finely granular cast ... coarse (c) and muddy ... better appreciated at
Diagnosis of ascites according to the serum ascites albumin gradient (SAAG)
SAAG ≥ 1.1:
 - Ascitic protein
ascites albumin gradient ... Cirrhosis, Late Budd-Chiari ... pericarditis, Early Budd-Chiari ... ascites #albumin #gradient ... differential #diagnosis #algorithm
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Acellular Casts ... • Hyaline Casts ... • "Muddy Brown ... tubular necrosis (ATN ... Contains yellow-tan
Muddy Brown Casts in ATN
#Clinical #Path #Nephro #Urine #Microscopy #MuddyBrownCasts #ATN
Muddy Brown Casts ... in ATN #Clinical ... MuddyBrownCasts #ATN
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
sample is not fresh at ... • White cell casts ... disease • Granular casts ... renal disease • “Muddy ... brown cast” - Necrotic
Core IM: Pearls on Contrast-Induced Nephropathy

Definition: 
 • no slam dunk criteria 
 • definition in
look for signs of ATN ... (muddy brown ... casts) • FENa
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
) estimated by gradient ... mmHg - portal HTN ... Signs of portal HTN ... : ascites (SAAG> ... pericarditis • Budd