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: norvasc attending: chief complaint: chest pain major surgical or invasive procedure: coronary artery bypass graft x 4 (lima to lad, svg to om, svg to diag, svg to pda) on history of present illness: 68 y/o male with substernal chest pain with radiation to both of his arms. two days later he developed headaches, lightheadedness and diaphoresis. referred for a stress test, which was abnormal. then underwent a cardiac cath which revealed severe three vessel disease. past medical history: gastroesophageal reflux disease, hypertension, hyperlipidemia, hypothyroidism, diverticulitis s/p gi bleed, s/p esophageal dilatation, s/p colon polyp resection, h/o shingles social history: denies tobacco or etoh use. family history: non-contributory physical exam: vs: 45 18 5'9" 205# skin: unremarkable heent: eomi, perrl, nc/at neck: supple, from, -jvd, -carotid bruit chest: ctab -w/r/r heart: rrr -c/r/m/g abd: soft, nt/nd +bs ext: warm, well-perfused -c/c/e, -varicosities neuro: a&o x 3, mae, non-focal pertinent results: cxr : no sizable pneumothorax. bilateral small pleural effusion. improved linear atelectasis in both bases. 11:54am blood wbc-10.5# rbc-3.21*# hgb-10.2*# hct-28.8*# mcv-90 mch-31.9 mchc-35.6* rdw-12.9 plt ct-146* 09:40am blood wbc-7.3 rbc-3.49* hgb-10.9* hct-30.5* mcv-87 mch-31.3 mchc-35.9* rdw-13.5 plt ct-315 11:54am blood pt-14.5* ptt-38.0* inr(pt)-1.3* 10:05am blood pt-21.7* inr(pt)-2.1* 01:15pm blood urean-16 creat-0.8 cl-113* hco3-26 10:05am blood glucose-140* urean-21* creat-1.1 na-139 k-3.6 cl-103 hco3-25 angap-15 09:40am blood albumin-3.2* phos-3.0 mg-2.3 brief hospital course: mr. was a same day admit after undergoing all pre-operative work-up as an outpatient. on day of admission he was brought to the operating room where he underwent a coronary artery bypass graft x 4. please see operative report for details. following surgery he was transferred to the csru for invasive monitoring in stable condition. within 24 hours he was weaned from sedation, awoke neurologically intact and extubated. on post-op day one he was started on beta blockers and diuretics and diuresed towards his pre-op weight. he appeared to be doing well on this day and was transferred to the telemetry floor. on post-op day two his chest tubes were removed. also on post-op day three he had episodes of atrial fibrillation which were treated with beta blockers and amiodarone. on post-op day four he continued to have episodes of atrial fibrillation and was started on coumadin. also on this day his epicardial pacing wires were removed. he slowly improved and worked with physical therapy for strength and mobility until his inr was therapeutic. this was achieved on post-op day six and he was discharged home with vna services and the appropriate follow-up appointments. medications on admission: benicar hct 40/25mg qd, toprol xl 100mg, aspirin 81mg qd, nexium 40mg qd discharge medications: 1. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). disp:*60 capsule(s)* refills:*2* 2. aspirin 81 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po daily (daily). disp:*30 tablet, delayed release (e.c.)(s)* refills:*2* 3. benicar 40 mg tablet sig: one (1) tablet po once a day. disp:*30 tablet(s)* refills:*2* 4. ferrous sulfate 325 (65) mg tablet sig: one (1) tablet po daily (daily). disp:*30 tablet(s)* refills:*2* 5. tamsulosin 0.4 mg capsule, sust. release 24 hr sig: one (1) capsule, sust. release 24 hr po hs (at bedtime). disp:*30 capsule, sust. release 24 hr(s)* refills:*2* 6. hydromorphone 2 mg tablet sig: one (1) tablet po every four (4) hours as needed. disp:*50 tablet(s)* refills:*0* 7. amiodarone 200 mg tablet sig: two (2) tablet po bid (2 times a day) for 4 days: then 400 mg(2 tabs) daily for 1 week, then 200 (1 tab)mg daily until discontinued by dr . disp:*60 tablet(s)* refills:*0* 8. metoprolol tartrate 50 mg tablet sig: two (2) tablet po tid (3 times a day). disp:*180 tablet(s)* refills:*2* 9. furosemide 40 mg tablet sig: one (1) tablet po twice a day for 2 weeks. disp:*28 tablet(s)* refills:*0* 10. potassium chloride 10 meq capsule, sustained release sig: two (2) capsule, sustained release po q12h (every 12 hours) for 2 weeks. disp:*56 capsule, sustained release(s)* refills:*0* 11. warfarin 1 mg tablet sig: three (3) tablet po once a day for 2 days: inr to be checked on tuesday, , results to be called to dr. office. disp:*90 tablet(s)* refills:*0* discharge disposition: home with service facility: partners discharge diagnosis: coronary artery disease s/p coronary artery bypass graft x 4 post-operative atrial fibrillation pmh: gastroesophageal reflux disease, hypertension, hyperlipidemia, hypothyroidism, diverticulitis s/p gi bleed, s/p esophageal dilatation, s/p colon polyp resection, h/o shingles discharge condition: good discharge instructions: shower daily, no bathing or swimming for 1 month no lifting > 10# for 10 weeks no creams, lotions or powders to any incisions call dr. office for any fever > 101, wound drainage or redness. followup instructions: with dr. in 4 weeks with dr. in weeks procedure: (aorto)coronary bypass of three coronary arteries single internal mammary-coronary artery bypass transfusion of packed cells diagnoses: coronary atherosclerosis of native coronary artery esophageal reflux unspecified essential hypertension unspecified acquired hypothyroidism cardiac complications, not elsewhere classified atrial fibrillation other and unspecified hyperlipidemia other and unspecified angina pectoris 

Answer: The patient is high likely exposed to