29 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• White cell casts ... • Hyaline casts ... disease • Granular casts ... key #diagnosis #nephrology ... #casts
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 ... edgarvlermamd - Nephrology ... Microscopy #Diagnosis #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... osmolarity If cause ... Interstitial nephritis ... #Diagnosis #nephrology ... #causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... ) - Differential ... Epithelial cell casts ... Interstitial Nephritis ... #KidneyInjury #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... in a variety of acute ... suggestive of nephrotic ... #nephrology #interpretation
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... proteinuria, RBC casts ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... white blood cell casts ... tubular cell casts ... or pigmented casts ... treating underlying cause
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
Causes of acute ... kidney injury (AKI ... Renal causes of ... #Differential # ... #Sites #Nephrology
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Kidney Injury ( ... Interstitial nephritis ... Postrenal #Failure #Differential ... #Nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... require urgent nephrology ... PROBLEM ~80% of AKI cases ... for WBCs, RBCs, casts ... workup #diagnosis #nephrology