USMLE
USMLE Step 1 – Autoantibodies
Exam Questions with Correct Verified
Solutions 100% Guaranteed Pass
1. MPO-ANCA - ANS ✓Microscopic Polyangiitis
Churg-Strauss (Eosinophilic granulomatosis with polyangiitis)
(p-ANCA)
2. PR3-ANCA - ANS ✓Wegener Granulomatosis with polyangiitis
(c-ANCA)
3. IgM antibody that targets IgG Fc Region - ANS ✓Rheumatoid
Arthritis
4. anti-CCP - ANS ✓Rheumatoid Arthritis
5. Anti-ACh receptor - ANS ✓Myasthenia Gravis
6. Anti-Basement Membrane - ANS ✓Goodpasture Syndrome
7. Anticardiolipin - ANS ✓SLE (antiphospholipid syndrome)
8. Anticentromere - ANS ✓CREST Scleroderma
9. Anti-Desmosome - ANS ✓Pemphigus Vulgaris
USMLE Step 1 - Autoantibodies