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: shellfish attending: chief complaint: doe major surgical or invasive procedure: mvr ( 27/29 ox-x valve)/ cryo maze history of present illness: 54 yo male with rheumatic heart disease. serial echos have shown progressive mitral stenosis. past medical history: rheumatic heart disease chronic af cva hepatitis b depression hyperlipidemia social history: works as real estate lives with wife and kids family history: non-contributory physical exam: nad hr 70 rr 16 bp 108/70 admission exam unremarkable with the exception of systolic murmur, diastolic murmur brief hospital course: mr. was admitted for cardiac cath and iv heparin after stopping his coumadin. cardiac cath on showed severe mitral stenosis, moderate pulmonary hypertension and normal coronary arteries. post cath he was started on iv heparin. he was taken to the operating room on where he underwent an mvr with a 27/29 on-x valve and cryo maze. he was transferred to the sicu in critical but stable condition. he was extubated and weaned from his vasoactive drips later that same day. he was transferred to the floor on pod #1. he was started on coumadin and heparin for his mechanical valve. mr. was seen in consultation by the physical therapy service. he was gently diuresed. by post-operative say nine he was ready for discharge to home. medications on admission: coumadin, atenolol, zocor, discharge medications: 1. metoprolol tartrate 25 mg tablet sig: one (1) tablet po bid (2 times a day). disp:*60 tablet(s)* refills:*0* 2. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). disp:*60 capsule(s)* refills:*0* 3. ranitidine hcl 150 mg tablet sig: one (1) tablet po bid (2 times a day). disp:*60 tablet(s)* refills:*0* 4. 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:*0* 5. oxycodone-acetaminophen 5-325 mg tablet sig: 1-2 tablets po q4h (every 4 hours) as needed for pain. disp:*50 tablet(s)* refills:*0* 6. tamsulosin 0.4 mg capsule, sust. release 24hr sig: one (1) capsule, sust. release 24hr po hs (at bedtime). disp:*30 capsule, sust. release 24hr(s)* refills:*0* 7. ferrous sulfate 325 (65) mg tablet sig: one (1) tablet po daily (daily). disp:*30 tablet(s)* refills:*0* 8. ascorbic acid 500 mg tablet sig: one (1) tablet po bid (2 times a day). disp:*60 tablet(s)* refills:*0* 9. amiodarone 200 mg tablet sig: two (2) tablet po once a day: 400 daily x 1 week, than 200 daily until dc'd by cardiologist. disp:*60 tablet(s)* refills:*0* 10. furosemide 40 mg tablet sig: one (1) tablet po daily (daily) for 5 days. disp:*5 tablet(s)* refills:*0* 11. potassium chloride 10 meq capsule, sustained release sig: two (2) capsule, sustained release po once a day for 5 days. disp:*10 capsule, sustained release(s)* refills:*0* 12. ibuprofen 400 mg tablet sig: one (1) tablet po q6h (every 6 hours) as needed. disp:*30 tablet(s)* refills:*0* 13. warfarin 1 mg tablet sig: three (3) tablet po daily (daily): 3mg pm and have inr checked with results to clinic for further dosing. disp:*200 tablet(s)* refills:*0* 14. outpatient work pt/inr as needed first draw with results to phone:/fax: goal inr 3-3.5 15. lipitor 20 mg tablet sig: one (1) tablet po once a day. disp:*30 tablet(s)* refills:*0* discharge disposition: home with service facility: care group discharge diagnosis: rhd/mitral stenosis chronic af cva hepatitis b depression hyperlipidemia discharge condition: good. discharge instructions: call with fever, redness or drainage from incision or weight gain more than 2 pounds in one day or five in one week. no lifting more than 10 pounds or driving until follow up with surgeon. shower, no baths, no lotions, creams or powders to incisions. followup instructions: provider: , m.d. date/time: 10:40 provider: , call to schedule appointment. appointment should be in 4 weeks dr. 2 weeks procedure: extracorporeal circulation auxiliary to open heart surgery combined right and left heart cardiac catheterization coronary arteriography using two catheters excision or destruction of other lesion or tissue of heart, open approach open and other replacement of mitral valve diagnoses: atrial fibrillation primary pulmonary hypertension chronic viral hepatitis b without mention of hepatic coma without mention of hepatitis delta mitral stenosis 

Answer: The patient is high likely exposed to