Treatment for af may include blood-thinning medication to decrease stroke risk .

心房纤颤的治疗，包括血液稀释疗法，能够减少中风的风险。

When a person has af , blood is not pumped efficiently through the heart and may pool and clot .

当一个人患有心房纤颤时，血液不能有效地从心脏中泵出而淤滞凝结。

Antiarrhythmic agents are commonly used to prevent af recurrence .

抗心律不齐药物通常用于防治房颤复发。

Exactly what could cause memory problems among people with af is not fully understood , but people with af may have a series of tiny , undetectable strokes that could result in the mental impairment .

能够导致心房纤颤患者精神障碍的确切原因不明确，但是患有心房纤颤的人可能有一些小的，不易觉察的中风能够导致精神障碍。

Objective to explore the relationship between time of af onset and clinical prognosis in acute period of ami .

目的探讨急性心肌梗塞（ami）急性期间，房颤（af）发作时间与临床预后之间的关系。