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Antiplatelet antibody; platelet-bound IgG/IgM, direct and indirect.
To assess for the presence of platelet antibodies to assist in diagnosing thrombocytopenia related to autoimmune conditions and platelet transfusion compatibility issues.
Serum collected in a red-top tube for indirect immunoglobulin G (IgG) antibody. Whole blood collected in a lavender (EDTA)-, yellow (ACD)-, or pink (K2EDTA)-top tube for direct antibody.
(Method: Solid-phase enzyme-linked immunoassay) Negative.