12 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... Atlas Key - ... Dysmorphic RBCs - Granular ... #Microscopy #Casts ... #Sediment
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Urine Microscopy ... “urine poker quads ... #Casts #Urine # ... Microscopy #Clinical ... #Nephrology #Sediment
Urine Microscopy - Kidney Stones and Crystals 

Uric Acid, Cystine, Hippurate, Cloth Fiber, Tyrosine, CaOx, CaP,
Urine Microscopy ... Identification #Differential ... #Stones #Key #Nephrology ... #Sediment #Kidney ... #Atlas
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... Granular - May ... #Differential # ... Microscopy #Diagnosis ... #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... renal disease • Granular ... brown cast” - Necrotic ... #Microscopy #Atlas ... key #diagnosis #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential ... blood cells on urine ... microscopy. ... • Hereditary nephritis ... and >3.5g/day (nephrotic
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Acute Interstitial Nephritis ... eosinophiluria, microscopic ... tubular proteinuria, granular ... sediment • Received ... AIN #Algorithm #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential ... sediment - WBC/ ... polyangiitis (GPA) / microscopic ... sediment ... #Proteinuria #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... sediment Microscopic ... sediment by microscopy ... #Hematuria #Differential ... #urology #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic ... ) • Granular Casts ... #Urine #Microscopy ... #nephrology #interpretation