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 is a 75-year-old man with coronary artery disease, status post recent echocardiogram showing left ventricular ejection fraction of 63% and a cardiac catheterization that demonstrated left main and three vessel disease. the echo also demonstrated anterior apical and posterior wall hypokinesis. he was admitted for a coronary artery bypass grafting. past medical history: significant for triple a on , hyperlipidemia, tuberculosis as a child, coronary artery disease, diverticulosis, chronic polyposis, left retinal artery thrombosis, sciatica and eczema. social history: significant for reformed smoker. medication on admission: 1. aspirin. 2. atenolol 25 mg p.o. q day. 3. zestril 25 mg p.o. 4. lipitor 10 mg p.o. q day. physical examination: lungs clear to auscultation, regular rate and rhythm. his abdomen was soft, nontender, nondistended. extremities were warm, well perfused without edema. ho course: on he underwent a coronary artery bypass graft times three with lima to left anterior descending, saphenous vein graft to om and saphenous vein graft to pad. this was performed by dr. assisted by dr. . the cardiopulmonary bypass time was 64 minutes with aortic cross clamp time of 40 minutes. the patient tolerated the procedure well without significant complications. postoperatively by postoperative day five he was ambulating very well, tolerating a regular diet on oral pain medications. the physical exam was significant for heart rate of 72 and blood pressure 120/62. he was clear to auscultation in a regular rhythm. his sternotomy was healing without any erythema, edema, induration or discharge. lower extremities were without any edema. his vein graft sites were without any signs of infection. discharge medications: 1. lipitor 10 mg p.o. q h.s. 2. motrin 400 mg to 600 mg p.o. q 6 hours p.r.n. 3. lopressor 25 mg p.o. b.i.d. 4. colace 100 mg p.o. b.i.d. 5. zantac 150 mg p.o. b.i.d. 6. aspirin 81 mg p.o. q day. 7. percocet one to two p.o. q four to six hours p.r.n. n excellent condition upon discharge and instructed to follow up with his primary care provider and with dr. . , m.d. dictated by: medquist36 procedure: single internal mammary-coronary artery bypass extracorporeal circulation auxiliary to open heart surgery (aorto)coronary bypass of two coronary arteries diagnoses: coronary atherosclerosis of native coronary artery congestive heart failure, unspecified personal history of tobacco use old myocardial infarction diverticulosis of colon (without mention of hemorrhage) 

Answer: The patient is high likely exposed to