Table 1: Risk Factors for Venous Thromboembolic Disease

Table 1:
Risk Factors for Venous Thromboembolic Disease
Stasis/ Endothelial Injury	Thrombophilias	Medical Conditions	Drugs	Other
Indwelling venous device	Activated protein C resistance	Malignancy (Solid-tumor and myeloproliferative disorders)	Oral contraceptive use	Increasing age
Surgery (most commonly pelvic and orthopedic)	Factor V Leiden	Pregnancy	Hormone replacement therapy
Major trauma, fracture	Prothrombin gene mutation G20210A	Myocardial infarction	Chemotherapy (including tamoxifen)
Prolonged travel	Hyperhomocysteinemia	Congestive heart failure
Paralysis (including anesthesia for > 30 min)	Anticardiolipin antibodies	Stroke
Varicose veins	Lupus anticoagulant	Obesity
	Elevated factor VIII level	Inflammatory bowel disease
	Protein C deficiency	Nephrotic syndrome
	Protein S deficiency	History of DVT
	Dysfibrinogenemia	Heparin-induced thrombocytopenia
	Dysplasminogenemia	Paroxysmal nocturnal hemoglobinuria

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