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: the patient is a 61 year-old gentleman with a past medical history of coronary artery disease status post cardiac catheterization and stenting in who presents with substernal chest pain on exertion. his symptoms began the evening of presentation when he was walking. he described the chest pressure as 7 on a scale of 1 to 10. he reportedly lightheadedness with chest pressure. the pain continued despite rest and he was brought to the ed where his symptoms resolved with sublingual nitroglycerin times two. he denied any radiation, shortness of breath, diaphoresis, nausea or vomiting with this exertional angina. he reports that his exertional angina began a few weeks ago but normally is relieved by rest. he underwent exercise test on which was negative to 83 without symptoms or ekg changes and with a mibi that was completely normal, no longer revealing mild inferior re-perfusing defect that was present on his prior study. past medical history: 1. sleep apnea. 2. gerd. 3. hypercholesterolemia. 4. coronary artery disease status post cath and stenting. medications: 1. lopressor 50 milligrams po bid. 2. aspirin 325 milligrams po q day. 3. lipitor 10 milligrams po q day. allergies: no known drug allergies. review of systems: negative except for hpi. social history: a 30 pack year history of tobacco use. a history of alcoholism but absent for the past six years. physical examination: he is afebrile. pulse of 92. blood pressure 168/94, respiratory rate 15, saturation 97% on four liters. generally he is alert and oriented times 3 in no acute distress. heent - pupils are equal, round and reactive to light. extraocular muscles are intact. moist mucous membranes. no led. supple neck, no jvd. cardiovascular - s1, s2 regular rate and rhythm. pulmonary - mild bibasilar crackles. abdomen - nontender, nondistended, soft, obese, reducible umbilical hernia. extremities - 1+ pedal edema bilaterally. neuro - cranial nerves ii through xii are intact. groin - no bruits bilaterally. laboratory data: ekg shows normal sinus rhythm with an axis of -30 degrees, normal interval except for prolonged pr interval, left atrial enlargement. labs - white count 8.2, crit 39, platelet count 228,000. chem 7 140, 3.6, 103, 26, 20, 1.1 and 107. hospital course: the patient was admitted on and underwent cardiac catheterization which showed significant distal left main coronary artery stenosis extending into the proximal lad and a very high grade mid lad stenosis. the patient was placed on a heparin drip and aspirin. the cardiothoracic surgery service was consulted on regarding surgical correction of these lesions. the patient was scheduled for monday, . the patient underwent a three vessel cabg on with saphenous vein graft to the distal lad, lima to mid lad and radial artery to rm 1. the patient did well postoperatively and was transferred to the csru. the patient was placed on imdur on postoperative day one. the patient's mediastinal tubes were removed on postoperative day one. the patient was transferred to the floor on the evening of postoperative day one. on postoperative day two the patient continued to do well and his pleural chest tubes were removed. on postoperative day three the patient had his wires removed. the patient's lopressor was increased to 25 milligrams po bid. on postoperative day four the patient continued to do well and was ambulating at a level v with physical therapy. the patient was discharged to home on postoperative day five in good condition on the following medications: discharge medications: 1. lopressor 50 milligrams po bid. 2. lasix 20 milligrams po bid times seven days. 3. lipitor 10 milligrams po q day. 4. isosorbide mononitrate 60 milligrams po q day. 5. prilosec 20 milligrams po q day. 6. percocet 5/325 one to two tablets four to six hours prn. 7. aspirin 325 milligrams po q day. 8. kcl 20 milliequivalents po bid times seven days. 9. colace 100 milligrams po bid. discharge diagnosis: 1. status post cabg times three vessels with lima, radical artery and saphenous vein on . discharge status: good condition. , m.d. dictated by: medquist36 procedure: single internal mammary-coronary artery bypass extracorporeal circulation auxiliary to open heart surgery coronary arteriography using two catheters (aorto)coronary bypass of two coronary arteries angiocardiography of left heart structures left heart cardiac catheterization diagnoses: coronary atherosclerosis of native coronary artery esophageal reflux intermediate coronary syndrome pure hypercholesterolemia percutaneous transluminal coronary angioplasty status unspecified sleep apnea 

Answer: The patient is high likely exposed to