12 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... polyangiitis, Microscopic ... ab, anti-GBM ab ... #differential #diagnosis ... #nephrology
Summary of characteristic abnormalities of selected glomerular diseases
Light Microscopy (LM) - Immunofluorescence Microscopy (IM) - Electron
(IM) - Electron ... Microscopy (EM) ... Amyloid RPGN • Anti-GBM ... #nephrology #pathology ... comparison #table #diagnosis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Vasculitis: • Microscopic ... polyangiitis without renal ... ANCA+ 30-60% • Renal-limited ... ANCA+ 90% • Anti-GBM ... Antineutrophil #antibodies #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... dipstick, urine microscopy ... osmolarity If cause ... Vasculits: ANCA, ANA, Anti-GBM ... #nephrology #causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... - Differential Diagnosis ... Glomerulonephritis • Anti-GBM ... polyangiitis /microscopic ... #KidneyInjury #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... ANCA antibody, Anti-GBM ... usually low in anti-GBM ... Goodpasture's cause ... #management #treatment
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... proliferative • Anti-GBM ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
dysmorphic RBC, RBC casts ... (Dense deposit disease ... microangiopathy (TMA), anti-phospholipid ... Glomerulonephritis #MPGN #nephrology ... #diagnosis #renal
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal ... PR3-ANCA): • Microscopic ... tract, and often causes ... glomerulonephritis) • Anti-GBM ... • Urinalysis (Renal
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
- but 5% have anti—muscle-specific ... More likely to cause ... glucocorticoids - can cause ... Hospital of Baltimore IM ... #management #neurology