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: history of present illness: this 53-year-old woman had a known murmur from mitral valve prolapse since childhood. she has had serial echocardiograms to monitor this; the most recent echocardiogram being in . she has had complaints of progressive dyspnea on exertion with dyspnea after walking only 2 blocks, but no chest pain. she does have some dizziness with exertion, especially when climbing steps. her echocardiogram in showed severe aortic stenosis, and moderate ai, and mild mitral regurgitation, with an ejection fraction of 55%, with mild lvh. she was referred to dr. for aortic valve replacement which was scheduled for . past medical history: 1. non-insulin-dependent diabetes mellitus x 10 years. 2. hypertension. 3. hyperlipidemia. 4. mitral valve prolapse. 5. diverticulitis. 6. status post multiple dilatation and curettage's. 7. status post tonsillectomy. 8. uterine polyps. allergies: she is allergic to penicillin and sulfa. medications on admission: aspirin 81 mg p.o. once daily, glucotrol 10 mg p.o. once daily, glucophage 1000 mg p.o. twice a day, lipitor 20 mg p.o. once daily, diovan/hct 160/12/5 mg p.o. once daily, folic acid 400 mcg p.o. twice daily, vitamin e 400 international units p.o. once daily, calcium with vitamin d 600 mg p.o. twice daily, vitamin c 500 mg p.o. once daily. review of systems: the patient has no history of tia or cva. no history of melena or gi bleed. physical examination: she is 5 feet 4 inches tall and 198 pounds preoperatively. laboratory data on admission: white count of 4.6, hematocrit of 31.7, platelet count of 179,000. pt of 9.7, ptt of 25.7, inr of 0.9. urinalysis showed hematuria, but no bacteria. preoperative chemistries as follows: sodium of 140, k of 4.4, chloride of 107, bicarbonate of 25, bun of 21, creatinine of 0.9, with a blood sugar of 140. alt of 15, ast of 16, alkaline phosphatase of 45, amylase of 45, total bilirubin of 0.4. albumin of 4.3. procedure: venous catheterization, not elsewhere classified extracorporeal circulation auxiliary to open heart surgery combined right and left heart cardiac catheterization coronary arteriography using a single catheter diagnostic ultrasound of heart open and other replacement of aortic valve transfusion of packed cells diagnoses: acidosis unspecified pleural effusion unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled hematoma complicating a procedure rheumatic heart failure (congestive) other and unspecified hyperlipidemia mitral valve insufficiency and aortic valve stenosis 

Answer: The patient is high likely exposed to