A nurse is reviewing the medical history of a client who asks about the use of warfarin. The nurse should identify which of the following findings as a contraindication for the administration of this medication?

A. Breast cancer is not a contraindication unless the client has other risk factors for bleeding. B. Recent eye surgery is a contraindication for warfarin because it increases the risk of bleeding in a delicate surgical site. C. Warfarin is often used after a myocardial infarction to prevent thromboembolic events. D. Thrombophlebitis is an indication, not a contraindication, for anticoagulation therapy like warfarin.