The Korean Journal of Gastroenterology :eISSN 2233-6869 / pISSN 1598-9992


Table. 3.

High Thromboembolic Risk Category for Patients Receiving Anticoagulant Therapy (High risk: >10%/yr risk of ATE or >10%/mo risk of VTE)

Risk Indication for anticoagulation
Mechanical valve Atrial fibrillation Venous thromboembolism
High Recent (<3 mo) stroke or TIA
Mitral valve prosthesis
Any caged-ball or tilting aortic valve prosthesis
Recent (<3 mo) stroke or TIA
Rheumatic valvular heart disease
CHA2DS2-VASc scorea ≥6
Recent (<3 mo) VTE
Severe thrombophilia (e.g., deficiency of protein C, protein S, or antithrombin, antiphospholipid syndrome)

ATE, arterial thromboembolism; TIA, transient ischemic attack; VTE, venous thromboembolism.

aCHA2DS2-VASc score: Congestive heart failure (1), Hypertension (1), Age ≥75 (2), Diabetes (1), Stroke/TIA/thromboembolism (2), Vascular disease (1), Age 65–74 (1), Sex (female) (1).

Korean J Gastroenterol 2024;83:217~232
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