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: antihistamines attending: chief complaint: nausea/vomitting, rlq pain major surgical or invasive procedure: laparoscopic appendectomy history of present illness: the patient is an 84-year-old gentleman, who was not feeling well for approximately 2 days with nausea and vomitting. he has progressively developed right lower quadrant pain. he denies any history of . past medical history: 1. cad s/p inferior mi unknown date and no records here. he states that he had a stent placed in the past. 2. cva in the left putamen with ongoing right sided weakness on coumadin. 3. hypothyroidism 4. depression 5. chronic back pain 6. atrial fibrillation 7. inguinal hernia x4 social history: lives at home. born in . italian in origin. no tobacco or etoh currently. family history: nc physical exam: pe: ms/neuro: a/o heent: perrla, eomi cvs: rrr resp:cta-b abd: some firmness and tenderness in right lower quadrant, with very subtle guarding and no rebound. ext: no. p. edema pertinent results: 05:05pm wbc-12.2* rbc-4.71 hgb-14.0 hct-41.3 mcv-88 mch-29.8 mchc-34.0 rdw-14.4 05:05pm plt count-273 05:05pm alt(sgpt)-11 ast(sgot)-20 alk phos-117 05:05pm urea n-33* creat-1.1 sodium-139 potassium-4.6 chloride-103 total co2-23 anion gap-18 12:10am pt-47.1* ptt-35.0 inr(pt)-5.5* 06:08pm hgb-10.7* calchct-32 06:00pm pt-21.8* ptt-32.2 inr(pt)-2.1* brief hospital course: in the ed, the patient was found to have an inr=5.5. the patient was admitted to the sicu preoperatively and given 2 u ffp and vitamin k. the inr was corrected to 2.7. the patient was transferred to the or and was given another 2 u ffp. a central venous catheter was inserted in the or. the patient had a laparoscopic appendectomy with no complications. due to respiratory difficulty, the patient was reinutbated in the or. the patient was later extubated in the pacu. the evening inr was 2.1. the patient was admitted to the floor from the pacu. on pod1,the patient had b/l rales and expiratory wheezes. iv fluid was d/c'ed and the patient was given 20mg iv lasix. cxr was negative for pleural effusions. a few hours later, the patient had a clear lung exam and was given a regular diet. he was encouraged to ambulate. on the night of pod1, the patient had an episode of nausea and a trigger event was called due to change of mental status and tachycardia on telemetry. housestaff and the attending surgeon were contact. the patient had normal cardiac enzymes. the patient stabilized and had no futher events. on pod2, the patient was tolerating a regular diet, pt assesed the patient as being able to go home, and his inr=2.6. the patient was discharged on pod2. medications on admission: atenolol 25 mg qd enalopril 2.5 mg isosorbid 30 mg qd prosac 20 mg qd zantac 150 ml synthroid 200 microg qd senna 2 tab qhs colace 200 mg qhs morphine sr 30 mg percocet discharge medications: 1. enalapril maleate 5 mg tablet sig: 0.5 tablet po bid (2 times a day). 2. fluoxetine 20 mg capsule sig: one (1) capsule po daily (daily). 3. levothyroxine 100 mcg tablet sig: two (2) tablet po daily (daily). 4. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). 5. ranitidine hcl 150 mg tablet sig: one (1) tablet po bid (2 times a day). 6. atenolol 25 mg tablet sig: one (1) tablet po daily (daily). 7. senna 8.6 mg tablet sig: 2-4 tablets po bid (2 times a day). 8. gabapentin 100 mg capsule sig: one (1) capsule po tid (3 times a day). 9. isosorbide mononitrate 30 mg tablet sustained release 24hr sig: one (1) tablet sustained release 24hr po daily (daily). 10. percocet 5-325 mg tablet sig: 1-2 tablets po every 4-6 hours as needed for pain: please take colace while taking percocet to prevent constipation. disp:*45 tablet(s)* refills:*0* discharge disposition: home discharge diagnosis: acute appendicitis discharge condition: good discharge instructions: please call doctor greater than 101, nausea/vomiting, inability to eat, wound redness/warmth/swelling/foul smelling drainage, abdominal pain not controlled by pain medications or any other concerns. please resume taking all medications as taken prior to this surgery and pain medications and stool softener as prescribed. please follow-up as directed. no heavy lifting for 4-6 weeks or until directed otherwise. leave wound open to air, please leave steri-strips intact until they fall off. followup instructions: please follow up with dr. in 2 weeks at (. please follow up dr. at ( concerning your blood inr and restarting coumadin md, procedure: laparoscopic appendectomy diagnoses: coronary atherosclerosis of native coronary artery unspecified acquired hypothyroidism atrial fibrillation old myocardial infarction other and unspecified diseases of appendix acute appendicitis without mention of peritonitis 

Answer: The patient is high likely exposed to