In comparison, of patients tested in the MAIPA in our institute in the years 2022 and 2023 due to suspected ITP, 518 out of 1507 (34%) patients tested positive for platelet-antibodies; 16% for GPIIb/IIIa, 12% for GPV, 25% for GPIb/IX, and 22% tested positive for all three platelet-antibodies. Here, GP5 is linked to autoimmune thrombocytopenic purpura.