Consider the following medical report that includes the patient's historical health records. Use it to predict the disease that the patient is high likely exposed to. 

 Medical Report: allergies: bactrim / sulfamethoxazole / codeine attending: addendum: mrs. was discharged to home, not to ecf. discharge disposition: home with service facility: homecare md procedure: extracorporeal circulation auxiliary to open heart surgery diagnostic ultrasound of heart open and other replacement of aortic valve with tissue graft diagnoses: congestive heart failure, unspecified cardiac complications, not elsewhere classified atrial fibrillation aortic valve disorders other and unspecified hyperlipidemia surgical operation with implant of artificial internal device causing abnormal patient reaction, or later complication,without mention of misadventure at time of operation raynaud's syndrome chronic diastolic heart failure peptic ulcer of unspecified site, unspecified as acute or chronic, without mention of hemorrhage or perforation, without mention of obstruction systemic sclerosis 

Answer: The patient is high likely exposed to