Study of 218 primary APS w/ Thrombocytopenia in 74 (34%) - such pts had signif. more visceral venous thromboses (13.5% vs. 3.5%), hemolytic anemia (27% vs. 12%), low C3/C4 (26% vs 11%), & higher pregnancy morbidity (HR 8.0, p = 0.0006) https://t.co/U9drB3gWq2 https://t.co/0EwItMO9N1