23 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Brown” Casts on ... Urine Microscopy ... casts is better ... #Casts #Urine # ... Microscopy #Clinical
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 # ... Microscopy #clinical
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... Dysmorphic RBCs - Granular ... Casts - WBC Cast ... #Microscopy #Casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... syndrome: • ... : - RBC casts ... microscopic and
Muddy Brown Granular Casts three ways - Brightfield, Darkfield, Phase Contrast.

Dr. Vipin Varghese @vipvargh

#Muddy #Brown #Granular
Muddy Brown Granular ... Casts three ways ... #Muddy #Brown #Granular ... #Casts #clinical ... #urine #microscopy
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
and granular/waxy ... mixed casts: ... A: coarse granular ... #Casts #Urine # ... Microscopy #Clinical
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... suggestive of nephrotic sydnrome ... ) • Granular Casts ... #Urine #Microscopy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • White cell casts ... renal disease • Granular ... casts - More significant
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic ... hematuria, mild ... tubular proteinuria, granular ... casts/RTE; blend
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... blood cells on urine ... microscopy. ... RBCs and/or RBC casts ... with polyangiitis/microscopic