21 results
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
diseases Light Microscopy ... (IM) - Electron ... Microscopy (EM) ... Amyloid RPGN • Anti-GBM ... glomerular #diseases #nephrology
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Wegener's) • P-ANCA: Microscopic ... Churg Strauss) Anti-GBM ... differential #diagnosis #nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
polyangiitis, Microscopic ... ab, anti-GBM ab ... , ANA, C3, C4, anti-CCP ... biopsy By Tess Litchman ... differential #diagnosis #nephrology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
Basement Membrane (GBM ... Linear, ribbon-like GBM ... IF • Majority anti-neutrophil ... + • c-ANCA: anti-proteinase ... Differential #Diagnosis #Nephrology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
- SLE Anti-histone ... - SLE Anti-SSA ... (Ro), Anti-SSB ( ... Microscopic polyangiitis ... Celiac disease Anti-GBM
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
cells on urine microscopy ... nephropathy • Thin GBM ... wall) • Anti-GBM ... with polyangiitis/microscopic
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% ... Anti-Sm (Smith) ... Anti-histone (in ... Vasculitis: • Microscopic ... ANCA+ 90% • Anti-GBM
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Immune-complex disease, Anti-GBM ... Differential #Diagnosis #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
dipstick, urine microscopy ... Vasculits: ANCA, ANA, Anti-GBM ... , Anti-ds-DNA, C3 ... Differential #Diagnosis #nephrology