21 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic ... the patient have glomerular ... hematuria (RBC ... Comparison #Algorithm #Nephrology ... #Diagnosis
Glomerular Diseases - Spectrum
 - Insidious vs Acute
 - Nephritic (hypertension, hematuria, renal failure) vs Nephrotic
- Insidious vs Acute ... - Nephritic (hypertension ... , hematuria, renal ... failure) vs Nephrotic ... #diagnosis #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... may be in nephrotic ... #Proteinuria #Nephrology ... #Diagnosis
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... Diagnosis Framework ... ) • Glomerular ... : Nephrotic, Nephritic ... Interstitium (AIN
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential ... Diagnosis Algorithm ... • Hereditary nephritis ... and >3.5g/day (nephrotic
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... of glomerular hematuria ... : - RBC casts ... Diagnosis #causes ... #urology #nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Interstitial Nephritis ... sterile pyuria, WBC ... , microscopic hematuria ... #Interstitial #Nephritis ... #nephrology #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
are seen in acute ... tubulointerstitial nephritis ... Fatty - Nephrotic ... #Differential # ... Microscopy #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... unilateral flank pain ... of UTI, urine WBCs ... • Evidence of glomerular ... for renal biopsy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
tubular cells - Acute ... - Diagnostic of ... brown cast” - Necrotic ... protein indicating acute ... #nephrology #casts