11 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
selected glomerular diseases ... Microscopy (EM) ... Minimal change disease ... Amyloid RPGN • Anti-GBM ... #glomerular #diseases
Spectrum of Glomerular Diseases
Nephrotic - Mechanism:
 • Injury to podocytes
 • Changed architecture: Scanning. Deposition of
of Glomerular Diseases ... • Breaks in GBM ... #Glomerular #Diseases ... spectrum #diagnosis #nephrology ... #comparison
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Peripheral edema, Disease-specific ... vasculitis, Behcet disease ... Goodpasture's Disease ... dysmorphic RBCs) • Disease-specific ... ab, anti-GBM ab
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
cells on urine microscopy ... nephropathy • Thin GBM ... disease • ... wall) • Anti-GBM ... • Pauci-immune disease
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Henoch-SchonIein Purpura Anti-GBM ... Limited to Kidney: Anti-GBM ... With associated pulmonary ... involvement: Anti-GBM ... Disease (Goodpasture's
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
of glomerular disease ... nephropathy, lupus nephritis ... Basement Membrane (GBM ... Linear, ribbon-like GBM ... Differential #Diagnosis #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... life-threatening diseases ... Inflammatory eye disease ... ANCA antibody, Anti-GBM ... usually low in anti-GBM
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology
Anti-GIomeruIar Basement Membrane Disease (Goodpasture's Disease)

What is it? A small vessel vasculitis with circulating antibodies directed
Basement Membrane Disease ... (Goodpasture's Disease ... Diagnosis: • Anti-GBM ... Basement #Membrane #Disease ... #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
glomerulonephritis) • Anti-GBM ... disease, and ocular ... (Granulomatous disease ... atherosclerotic disease ... most important diseases