9 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Granular & “Muddy ... Brown” Casts on ... Urine Microscopy ... #Casts #Urine # ... #Nephrology #Sediment
Muddy Brown Granular Casts three ways - Brightfield, Darkfield, Phase Contrast.

Dr. Vipin Varghese @vipvargh

#Muddy #Brown #Granular
Muddy Brown Granular ... Casts three ways ... #Casts #clinical ... #urine #microscopy ... #MBGC #nephrology
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
mixed casts: ... /muddy brown granular ... , C and D: muddy ... #Casts #Urine # ... Microscopy #Clinical
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... "Muddy-brown" heme-granular ... casts are seen ... 34t5DgJ #Urinary #Casts
Waxy and granular casts - brightfield urine microscopy

Dr. Telma Lemos @TELMALEMOS10

#Waxy #granular #casts #Urine #Microscopy #clinical
Waxy and granular ... casts - brightfield ... urine microscopy ... #casts #Urine # ... #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... • "Muddy Brown ... suggestive of nephrotic ... ) • Granular Casts ... #Urine #Microscopy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... renal disease • Granular ... renal disease • “Muddy ... brown cast” - Necrotic ... #casts
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic ... tubular proteinuria, granular ... casts/RTE; blend ... AIN #Algorithm #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Urinary obstruction, Nephrotoxic ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts