19 results
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... and chronic kidney ... colored compounds (e.g ... #Urine #Microscopy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • White cell casts ... • Hyaline casts ... #casts
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Kidney Injury (AKI ... Kidney Injury ( ... Epithelial cell casts ... polyangiitis /microscopic
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... are seen in acute ... 34t5DgJ #Urinary #Casts
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Acute Kidney Injury ... Post-infectious ... Tubular Injury/ ... NephroP #AKI #causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... microscopy / urinary ... osmolarity If cause ... #Kidney #Injury ... #causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Immune mediated injury ... deposits - Post-infectious ... hematuria: - RBC casts ... Hematuria: • Infection ... #urology #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... HSP • Post-infectious ... Protein deposition (eg ... #Proteinuria #Nephrology
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... and parasites (infections ... • Urinary casts ... Acute Kidney Injury ... #UNa #casts #glucosuria