症例 challenge · Cardiology · teaching

Atrial Fibrillation — Anticoagulation Decision Pathway · case challenge

Given a case, work through the care pathway step by step; the tool checks each choice and scores you. Decisions and basis are taken from this site's reviewed care pathways.

← View the full flowchartBased on 2023 ACC/AHA/ACCP/HRS

Case #1Cardiology

📋 Case data

Valvular statusNo (non-valvular AF)
CHA2DS2-VASc annual stroke riskMen 0 / women 1 (<1%/yr)

Data is taken from this pathway's reviewed node text. Work through the pathway step by step.

Step 1 / 2 · Valvular status

Mechanical valve or moderate–severe mitral stenosis (valvular AF)?

💡 A mechanical heart valve or moderate–severe (rheumatic) mitral stenosis defines 'valvular AF', in which DOACs are contraindicated.

For teaching. Decisions and their basis are taken from this site's reviewed care pathways; for licensed clinicians/trainees, this does not replace clinical judgment or local protocols.