lupus anticoagulant treatmentborderline lupus anticoagulantcirculating lupus anticoagulantlupus anticoagulant diagnosislupus anticoagulant thrombosislupus anticoagulant hereditarylupus anticoagulant positivelupus anticoagulant and pregnancylupus anticoagulant inhibitorlupus anticoagulant negativelupus anticoagulant disorderno lupus anticoagulant was detected