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: patient recorded as having no known allergies to drugs attending: chief complaint: patient admitted with lower gi bleed. major surgical or invasive procedure: 1. subtotal colectomy with ileal rectal anastomosis. 2. rigid proctoscopy. history of present illness: 85 year old male with past medical history significant for mi, cva x 2 and pacer has been at for 4 days now w/ lgib. has undergone tagged rbc scan, c-scope x 2 and got a total of 13u of blood over 4 days. he has per report been fairly hemodynamically stable throughout with lowest sbp in the 90s, mentating and not tachycardic. his bleeding has been intermittent, stopping, and therefore no bleeding ever seen on c-scope, just some old cauterized avms. tagged scan per report shows ? localiztion in right colon. never had angio. currrently he is hemodynamically stable, denies any ab pain/cp/sob/fever/chills/n/v. just had another episode of brbpr on arrival to . past medical history: two prior mi??????s, dual chamber pacer, small cva with mild facial droop on the left, htn, hyperlipidemia, prostate ca s/p surgery (has stress incontinence). social history: no tobacco, no etoh, founding member of "little and the thrillers", recently inducted into the doo-wop of fame. family history: non-contributory. physical exam: 98.3 84 109/62 16 100% 2l nc nad aox3 ctab (some coarseness) rrr soft ntnd no rebound or guarding guiac positive pertinent results: 12:24am blood wbc-9.4 rbc-3.67* hgb-11.7* hct-31.9* mcv-87# mch-31.8 mchc-36.6* rdw-15.8* plt ct-106*# 01:00am blood wbc-13.3*# rbc-3.11* hgb-9.9* hct-27.2* mcv-87 mch-31.8 mchc-36.4* rdw-16.3* plt ct-118* 04:25am blood wbc-8.2 rbc-2.86* hgb-8.8* hct-25.6* mcv-89 mch-30.9 mchc-34.6 rdw-16.1* plt ct-197 09:10pm blood hct-32.5*# 07:00am blood wbc-8.7 rbc-3.51* hgb-10.6* hct-31.2* mcv-89 mch-30.3 mchc-34.1 rdw-15.8* plt ct-246 07:00am blood plt ct-246 01:00am blood plt ct-118* 12:24am blood pt-14.5* ptt-32.9 inr(pt)-1.3* 12:24am blood glucose-128* urean-13 creat-0.9 na-142 k-3.9 cl-115* hco3-23 angap-8 03:13am blood glucose-146* urean-13 creat-0.8 na-143 k-3.8 cl-118* hco3-22 angap-7* 04:25am blood glucose-115* urean-16 creat-0.8 na-144 k-3.5 cl-116* hco3-24 angap-8 03:05pm blood ck(cpk)-330* 04:46pm blood ck-mb-11* mb indx-6.4* ctropnt-1.02* 09:17am blood ck-mb-18* mb indx-4.7 ctropnt-0.69* 03:13am blood calcium-7.5* phos-2.1* mg-2.1 07:00am blood calcium-8.0* phos-2.1* mg-2.0 brief hospital course: patient admitted from an outside hospital with 4 days now w/ lgib. has undergone tagged rbc scan, c-scope x 2 and got a total of 13u of blood over 4 days. he has per report been fairly hemodynamically stable throughout with lowest sbp in the 90s, mentating and not tachycardic. his bleeding has been intermittent, stopping, and therefore no bleeding ever seen on c-scope, just some old cauterized avms. tagged scan per report shows ? localiztion in right colon . . on he underwent a subtotal colectomy with ileal rectal anastomosis. he tolerated the procedure well and went to the intensive care unit postoperatively. on he ruled in for a myocardial infarction with positive troponins. cardiology was consulted and echo was done. . studies: echo (): suboptimal image quality. lv systolic dysfunction c/w multivessel cad (lvef 50%). mild-moderate ar. mild mr. moderate tr. he was transferred to the floor and slowly progressed to a soft diet. he was transfused one unit of packed cells per cardiology and restarted on asa as well as a beta blocker. he will be transferred to a rehab facility to help him regain his prior level of functioning with follow up with his primary care and his surgeon dr. . medications on admission: aggrenox, atorvastatin, procrit, zetia, flonase, lasix 40, zoladex, isosorbide mononitrate, metoprolol, nitroglycerin prn discharge medications: 1. aspirin 325 mg tablet sig: one (1) tablet po daily (daily). 2. dipyridamole-aspirin 200-25 mg cap, multiphasic release 12 hr sig: one (1) cap po bid (2 times a day). 3. albuterol sulfate 2.5 mg /3 ml (0.083 %) solution for nebulization sig: one (1) neb inhalation q6h (every 6 hours) as needed for rhonchi. 4. heparin (porcine) 5,000 unit/ml solution sig: one (1) ml injection every twelve (12) hours. 5. atorvastatin 40 mg tablet sig: one (1) tablet po daily (daily). 6. metoprolol tartrate 50 mg tablet sig: one (1) tablet po daily (daily). 7. isosorbide mononitrate 30 mg tablet sustained release 24 hr sig: one (1) tablet sustained release 24 hr po daily (daily). 8. furosemide 40 mg tablet sig: one (1) tablet po daily (daily). 9. ezetimibe 10 mg tablet sig: one (1) tablet po daily (daily). 10. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day) as needed for constipation. 11. pantoprazole 40 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po q24h (every 24 hours). discharge disposition: extended care facility: long term health - discharge diagnosis: primary diagnosis: lower gi bleed secondary diagnosis: subtotal colectomy with postoperative mi. discharge condition: stable discharge instructions: please call your doctor or return to the emergency room if you have any of the following: * you experience new chest pain, pressure, squeezing or tightness. * new or worsening cough or wheezing. * if you are vomiting and cannot keep in fluids or your medications. * you are getting dehydrated due to continued vomiting, diarrhea or other reasons. signs of dehydration include dry mouth, rapid heartbeat or feeling dizzy or faint when standing. * you see blood or dark/black material when you vomit or have a bowel movement. * you have shaking chills, or a fever greater than 101.5 (f) degrees or 38(c) degrees. * any serious change in your symptoms, or any new symptoms that concern you. * please resume all regular home medications and take any new meds as ordered. followup instructions: please call and make an appointment with your primary care provider to review your medications and further need for cardiology work up. please call and make an appointment in 2 weeks to follow up with dr. . his number is procedure: anastomosis of small intestine to rectal stump diagnoses: coronary atherosclerosis of native coronary artery congestive heart failure, unspecified unspecified essential hypertension acute posthemorrhagic anemia cardiac complications, not elsewhere classified personal history of malignant neoplasm of prostate other and unspecified hyperlipidemia cardiac pacemaker in situ acute myocardial infarction of unspecified site, initial episode of care removal of other organ (partial) (total) causing abnormal patient reaction, or later complication, without mention of misadventure at time of operation diverticulosis of colon with hemorrhage chronic diastolic heart failure stress incontinence, male 

Answer: The patient is high likely exposed to