22 results
Urine Microscopy and Casts - Image Atlas Key

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

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... syndrome: • ... : - RBC casts ... Causes of Hematuria ... microscopic and
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
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Red cell casts ... • White cell casts ... • Hyaline casts ... disease • Granular ... casts - More significant
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
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 ... #Differential #Microscopy
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... cells on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic ... #Causes
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... Leukocytes on Dipstick/Microscopy ... Bacteriuria & Hematuria ... Pyelonephritis - WBC Casts ... Leukocytes on Dipstick/Microscopy
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... at least 50% Renal ... • Hepatorenal syndromes ... Epithelial cell casts ... polyangiitis /microscopic
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... dipstick, urine microscopy ... osmolarity If cause ... syndrome: troponin ... #AKI #Workup #Algorithm