24 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
of Glomerular Bleeding ... basement membrane disease ... disease Renal ... Causes of Hematuria ... #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... Algorithm • Confirm hematuria ... repeat testing • Acute ... • Evidence of glomerular ... if cause not identified
Causes of Hematuria - Glomerular vs Non-glomerular

== Glomerular ==
- Glomerulonephritis 
- Thin basement membrane disease 

==
Causes of Hematuria ... basement membrane disease ... Polycystic kidney disease ... Nonglomerular #Causes ... #Differential #Urology
Glomerular Diseases - Spectrum
 - Insidious vs Acute
 - Nephritic (hypertension, hematuria, renal failure) vs Nephrotic
Glomerular Diseases ... - Insidious vs Acute ... (hypertension, hematuria ... #Diseases #Spectrum ... differential #diagnosis #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... blood cells on urine ... • Calculi Glomerular ... • Thin GBM disease ... • Pauci-immune disease
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient have glomerular ... hematuria (RBC ... casts or dysmorphic ... RBCs in urine)? ... Comparison #Algorithm #Nephrology
Causes of Hematuria - Differential Diagnosis
Renal:
 - Glomerular - IgA Nephropathy, Thin basement membrane, Alport syndrome,
Causes of Hematuria ... Diagnosis Renal: - Glomerular ... necrosis, Sickle cell disease ... #Diagnosis #Causes ... #urology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... hematuria. ... RBC casts in urine ... #Diseases #Nephritic ... #Proteinuria #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... tubular cells - Acute ... also be seen if urine ... protein indicating acute ... key #diagnosis #nephrology
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
Causes of acute ... and interstitial disease ... GBM, Glomerular ... Diagnosis #AKI #Acute ... #Sites #Nephrology