9 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
selected glomerular diseases ... (IM) - Electron ... Microscopy (EM) ... RPGN • Anti-GBM ... #nephrology #pathology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... polyangiitis, Microscopic ... anti-ANCA ab, anti-GBM ... biopsy By Tess Litchman ... #diagnosis #nephrology
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 ... #Diagnosis #Nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #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 ... antibody, Anti-GBM ... usually low in anti-GBM
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Viruses (HSV, EBV ... Miller-Fisher GBS ... syndrome - brain stem ... Rhombencephalitis #Differential ... Diagnosis #Causes #Neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... PR3-ANCA): • Microscopic ... glomerulonephritis) • Anti-GBM ... Differential ... Dx: GPA, EGPA, microscopic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... (PR3-ANCA)): Microscopic ... pain and GN Anti-GBM ... #Vasculitis #Differential
Anti-GIomeruIar Basement Membrane Disease (Goodpasture's Disease)

What is it? A small vessel vasculitis with circulating antibodies directed
(Goodpasture's Disease ... Diagnosis: • Anti-GBM ... weeks By Tess Litchman ... AntiGBM #diagnosis #nephrology ... #pulmonary