Common antibody seen in antiphospholipid syndrome:: (A) Anticardiolipin, (B) Anti-b2GPI, (C) ANA, (D) Anti-Sm
Answer is A. Ans. A. AnticardiolipinExplanationAnticardiolipin IgG and IgM assays are the most sensitive, but the least specific.Anti-/52GPI IgG and IgM assays are more specific but less sensitive.