9 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
casts or dysmorphic ... RBCs in urine)? ... #Syndrome #Comparison ... #Algorithm #Nephrology ... #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Nephritis When ... casts/RTE; blend ... #Interstitial #Nephritis ... #AIN #Algorithm ... #nephrology #diagnosis
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
blood cells on urine ... and/or RBC casts ... • Hereditary nephritis ... and >3.5g/day (nephrotic ... #Algorithm #Causes
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic ... ) • Granular Casts ... • RBC Casts - ... #Urine #Microscopy
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... in acute tubular ... tubulointerstitial nephritis ... tuberculosis Fatty - Nephrotic ... #Diagnosis #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • White cell casts ... renal disease • Granular ... #nephrology #casts
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
cell/white cell casts ... because nephritic ... urine sediment ... #diagnosis #glomerular ... #proteinuria #nephrotic
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, ... casts, crystals ... #KidneyInjury #
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Algorithm Acute ... Epithelial cell casts ... Interstitial Nephritis ... #Diagnosis #Algorithm