Antiphospholipid syndrome,”False (+) VDRL, long PTT June 22, 2017 mfadmin Medicine Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review. Antiphospholipid syndrome,”False (+) VDRL, long PTT thrombocytopenia. Clots-> abortions Tx: LMWH”