CD40LG and antiphospholipid syndrome: The following autoantibodies were found: 1/58 with positive anticardiolipin IgG (25/5 U/mL) [33]; 1/58 with positive HLA A29 [48]; one patient developed an antiphospholipid syndrome, ANA titer 640 (normal 64), rheumatoid factor titer 2048 (normal 64, both IgM and IgA), and anti-SSA/Ro52, anti-SSA/Ro60, and anti-SSA/La.