11 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Diagnosis Framework ... basement membrane disease ... → Diagnostic of ... of glomerular disease ... #nephrology #renal
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
(IM) - Electron ... Microscopy (EM) ... Haematuria/nephritis ... #nephrology #pathology ... comparison #table #diagnosis
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 ... disease • ... #Algorithm #Causes
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 ... intrinsic renal disease ... #EM #IM #Urology
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
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... syndrome—due to GBM ... hematuria. ... #Proteinuria #Nephrology ... #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential Diagnosis ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... , proteinuria, hematuria ... Inflammatory eye disease ... Goodpasture's cause ... or gross hematuria
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Cytomegalovirus; GBM ... cluster, the diseases ... Nephrocalcinosis causes ... Hematuria may be ... nephrotic #syndrome #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... multiplex • Hematuria ... PR3-ANCA): • Microscopic ... tract, and often causes ... Dx: GPA, EGPA, microscopic