PT - JOURNAL ARTICLE AU - Deitcher, Steven R. AU - Caiola, Enrico AU - Jaffer, Amir TI - Factor V Leiden and Prothrombin G20210A DP - 2000 Nov 01 TA - Cleveland Clinic Journal of Medicine PG - 825--836 VI - 67 IP - 11 4099 - http://www.ccjm.org/content/67/11/825.short 4100 - http://www.ccjm.org/content/67/11/825.full SO - Cleve Clin J Med2000 Nov 01; 67 AB - Two recently discovered genetic abnormalities substantially increase the risk of venous thromboembolism. Yet we do not advocate screening for these abnormalities except in cases in which the information gained would affect the course of action.