CD40LG and autoimmune polyendocrinopathy: According to the 2018 Scientific Standardisation Subcommittee of the International Society on Thrombosis and Haemostasis on APS classification criteria, laboratory criteria include screening for lupus anticoagulant, IgM and/or IgG anticardiolipin, and IgM and/or IgG anti-β2-glycoprotein antibodies [6].