11 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
(IM) - Electron ... Microscopy (EM) ... Haematuria/nephritis ... Amyloid RPGN • Anti-GBM ... #diseases #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
cells on urine microscopy ... disease • ... wall) • Anti-GBM ... • Pauci-immune disease ... with polyangiitis/microscopic
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
with evidence of glomerular ... disease (hematuria ... immune deposits in glomeruli ... post-infectious GN Anti-Glomerular ... Differential #Diagnosis #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Immune mediated injury ... basement membrane disease ... of glomerular hematuria ... disease Renal ... causes #urology #nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Dyspnea, Fever, Hematuria ... polyangiitis, Microscopic ... sclerosis • Anti-Glomerular ... ab, anti-GBM ab ... differential #diagnosis #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Acute Kidney Injury ... • Vascular • Glomerular ... Immune-complex disease ... , Anti-GBM • Tubular ... Differential #Diagnosis #nephrology
Anti-GIomeruIar Basement Membrane Disease (Goodpasture's Disease)

What is it? A small vessel vasculitis with circulating antibodies directed
Anti-GIomeruIar ... (Goodpasture's Disease ... Diagnosis: • Anti-GBM ... weeks By Tess Litchman ... AntiGBM #diagnosis #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
• Drugs Glomerular ... 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
life-threatening diseases ... quantify renal injury ... ANCA antibody, Anti-GBM ... usually low in anti-GBM ... hypercellular glomeruli
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
multiplex • Hematuria ... PR3-ANCA): • Microscopic ... glomerulonephritis) • Anti-GBM ... Vasculitis - Skin, glomeruli ... : - Kidneys: glomerular