10 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... dysmorphic RBCs in urine ... #Syndrome #Comparison ... #Algorithm #Nephrology ... #Diagnosis
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... RBC casts in urine ... but in severe cases ... #Proteinuria #Nephrology ... #Diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
tubular cells - Acute ... - Diagnostic of ... ” - Necrotic tubular ... protein indicating acute ... #nephrology #casts
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... suggestive of nephrotic ... #nephrology #interpretation ... #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... are seen in acute ... edgarvlermamd - Nephrology ... Differential #Microscopy #Diagnosis ... #Nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... repeat testing • Acute ... • Evidence of glomerular ... proteinuria, RBC casts ... → Refer to Nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
arbitrarily defined as urine ... cell/white cell casts ... urine sediment ... #nephrotic #syndrome ... #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- TTP/HUS • Glomerular ... causes: sepsis, meds ... interstitial nephritis ... Classification #diagnosis ... #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... dysmorphic RBC, RBC casts ... formation along glomerular ... glomerulopathy, radiation nephritis ... #diagnosis #renal
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... require urgent nephrology ... Urinary obstruction, Nephrotoxic ... IMPROVEMENT If the urine ... #nephrology