23 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... Epithelial Cells - Renal ... - Granular Casts ... #Microscopy #Casts ... Key #Clinical #Sediment
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... casts or dysmorphic ... RBCs in urine)? ... Comparison #Algorithm #Nephrology ... #Diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... ) • Granular Casts ... • RBC Casts - ... #Urine #Microscopy ... #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... casts are seen ... 34t5DgJ #Urinary #Casts ... #Diagnosis #Nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
casts, eosinophiluria ... , microscopic hematuria ... casts/RTE; blend ... sediment • Received ... #nephrology #diagnosis
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
RBC casts in urine ... severe cases ... may be in nephrotic ... #Proteinuria #Nephrology ... #Diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • Hyaline casts ... disease • Granular ... #nephrology #casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... sediment Microscopic ... sediment by microscopy ... castsDiagnostic ... #nephrology #renal
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential Diagnosis ... blood cells on urine ... microscopy. ... Glomerular (Dysmorphic RBCs ... and/or RBC casts
Lupus Nephritis - Diagnostic approach to kidney disease associated with systemic lupus erythematosus (SLE)
SLE patient develops
- Diagnostic approach ... urine sediment ... , RBC casts, WBC ... casts) especially ... #sle #nephrology