label: Anti-beta-2-Glycoprotein I IgM antibody positivity
label_lc: anti-beta-2-glycoprotein i igm antibody positivity
description: "Presence of IgM antibodies against beta 2 glycoprotein I in the circulation. Beta-2 glycoprotein I (beta2GPI) is the principal target of autoantibodies in the antiphospholipid syndrome."