text: <unk>  syndrome (APS) is tested for in the laboratory by both liquid phase coagulation assays (lupus anticoagulant) and solid phase ELISA assays (anti-cardiolipin antibodies). Antibodies found in the plasma os patients with APS are lupus anticoagulant, anticariolipin (aCL), beta-2 glycoprotein I, anti-phosphatidylserine antibodies, anti-prothrombin antibodies. The criteria for testing<unk>  antibodies in the plasma is postivity on 2 or more occasion at least 12 weeks apart.
option_0: Antiphospholipid syndrome laboratory findings
option_1: Antiphospholipid syndrome physical examination
option_2: Heparin-induced thrombocytopenia laboratory findings
option_3: Antiphospholipid syndrome diagnostic criteria
option_4: Von Willebrand disease laboratory findings
option_5: Glanzmann's thrombasthenia laboratory findings
option_6: Thrombophilia laboratory findings
option_7: Disseminated intravascular coagulation laboratory findings