17 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Diagnosis Framework ... → Diagnostic of ... microscopic and ... #Differential #Diagnosis ... #nephrology #renal
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... - Differential Diagnosis ... cells on urine microscopy ... #Differential #Diagnosis ... #Algorithm #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... → Refer to Nephrology ... if cause not identified ... by UW IM Residency ... #Diagnosis #Algorithm
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
(IM) - Electron ... Microscopy (EM) ... Haematuria/nephritis ... glomerular #diseases #nephrology ... comparison #table #diagnosis
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
and Differential Diagnosis ... of Macroscopic Hematuria ... RBC’s, RBC/WBC casts ... #EM #IM #Urology ... #Hematuria #Macroscopic
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic ... hematuria, mild ... AIN #Algorithm #nephrology ... #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Dyspnea, Fever, Hematuria ... Differential Diagnosis ... polyangiitis, Microscopic ... anti-ANCA ab, anti-GBM ... #nephrology
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
- Differential Diagnosis ... Wegener's) • P-ANCA: Microscopic ... Strauss) Anti-GBM ... #differential #diagnosis ... #nephrology #causes
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
syndrome—due to GBM ... hematuria. ... RBC casts in urine ... #Proteinuria #Nephrology ... #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology ... #Differential #Diagnosis