19 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... glomerular disease • Leukocytes ... • White cell casts ... renal disease • Granular
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... a variety of acute ... ) • 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 ... in acute tubular ... 34t5DgJ #Urinary #Casts
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach to Acute ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... tubular proteinuria, granular ... casts/RTE; blend
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Urinary casts ... Acute Kidney Injury ... Acute Tubular Necrosis ... #urine #UNa #casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... increase in creatinine ... Epithelial cell casts ... Urate crystals • Calcium ... polyangiitis /microscopic
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... syndrome: • Flank pain ... hematuria: - RBC casts ... microscopic and ... #Hematuria #Differential
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... , urine microscopy ... ultrasonography, serum calcium ... osmolarity If cause ... cardiac imaging #Acute
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
Urine Microscopy ... protein, blood or leukocyte ... up by cells or casts ... commonly used in ... protein matrix of casts