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 ... RPGN • Anti-GBM ... #glomerular #diseases
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 ... anti-ANCA ab, anti-GBM
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... connective tissue disease ... (TTG) - Celiac disease ... Anti-GBM - Goodpasture's ... #Associations #diseases
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
of glomerular disease ... Basement Membrane (GBM ... Linear, ribbon-like GBM ... staining on IF • No EM ... Differential #Diagnosis #Nephrology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
connective tissue disease ... Vasculitis: • Microscopic ... + 90% • Anti-GBM ... disease - MPO>PR3 ... #rheumatology #diseases
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 ... 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
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
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Borrelia (Lyme Disease ... Viruses (HSV, EBV ... VASCULITIS - Behcet Disease ... Vogt-Koyanagi-Harada disease ... Miller-Fisher GBS
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