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: black stool x1 day major surgical or invasive procedure: endoscopy history of present illness: 60yo m hx nstemi s/p stent and who presented with melena x1. pt states he has been taking and aspirin for >5y and never had a problem. today he noticed a black tarry stool. denies epigastric pain, reflux, abdominal pain, n/v/diarrhea. he does endorse increased alcohol intake x3 nights this past weeks, drinking a cocktail and half bottle of wine. he also admits to taking a few advil a week ago. the patient was concerned about the black stool and called his pcp who told him to come in. he denied sob, cp, lightheadedness. . in the ed, initial vs were: temp:98 hr:59 bp:111/64 resp:12 sat:100% ra. patient was given iv protonix and ng lavage which was negative for active bleeding. . on the floor, he was stable, nad, no complaints, no further episodes of melena. past medical history: hl ptca ', '05x2, ' (with nstemi) social history: is a lawyer, lives at home with wife, has 3 grown children. from . -tobacco history: none -etoh: social -illicit drugs: none family history: father--bypass at 50yo, alive mother--no serious condition, alive physical exam: vitals: t: 98.6 bp: 94/56 p:82 r: 18 o2: 100%ra general: alert, oriented, no acute distress heent: sclera anicteric, mmm, oropharynx clear neck: supple, jvp not elevated, no lad lungs: clear to auscultation bilaterally, no wheezes, rales, ronchi cv: regular rate and rhythm, +s4, no murmurs, rubs, gallops abdomen: soft, non-tender, non-distended, bowel sounds present, no rebound tenderness or guarding, no organomegaly gu: no foley ext: warm, well perfused, 2+ pulses, no clubbing, cyanosis or edema neuro: cns2-12 intact, motor function grossly normal pertinent results: 11:08am glucose-105* urea n-47* creat-1.1 sodium-137 potassium-4.6 chloride-102 total co2-30 anion gap-10 11:08am estgfr-using this 11:08am wbc-9.2 rbc-4.48* hgb-13.9* hct-41.6 mcv-93 mch-31.1 mchc-33.5 rdw-14.1 11:08am neuts-69.4 lymphs-22.2 monos-5.3 eos-1.6 basos-1.5 11:08am plt count-149* 11:08am pt-13.2 ptt-22.8 inr(pt)-1.1 brief hospital course: 60m hx of nstemi s/ on and p/w 1 episode melena. . # melena: the patient presented with one episode of melena after years on and recent episodes of increased etoh use. he denied any sob, lightheadedness, dizziness, but did endorse mild fatigue. vital signs were stable and ng lavage showed no signs of acute bleed. given hemodynamic stability, patient was continued on , . the patient was made npo overnight without ivf. did not report any other episodes of melena. in the am he underwent endoscopy with gi which revealed a 1cm gastric ulcer in the antrum, cratered but clean based without active bleeding or visible vessel. no intevention was performed. per id he was given 1 dose iv pantoprazole and then dced with order for omeprazole 40mg . the patient was also found to have a hct drop from 41.6 to 33.6 overnight. hct was repeated 7hrs later and was found to be stable at 33.0. patient continued to be asymptomatic besides fatigue and was discharged with follow-up with pcp and instructions to return if he became symptomatic. . # cad with : continued and . continued diovan, metop, lipitor, niaspan. the attending on the patient had communicated with the patient's outpatient cardiologist and pcp regarding the fact that both protonix and plaxix would be given at the same time putting the patient at least at a theoretical risk for decreased effectiveness of . gi attending was also involved in the discussions. it was decided that in the setting of a relatively significant size ulcer that protonix was going continued. and would also stay on to prevent . . fen: no ivf, replete electrolytes, regular diet, npo after midnight. . prophylaxis: subcutaneous heparin . medications on admission: metoprolol diovan lipitor niaspan discharge medications: 1. atorvastatin 80 mg tablet sig: one (1) tablet po daily (daily). 2. valsartan 80 mg tablet sig: one (1) tablet po daily (daily). 3. clopidogrel 75 mg tablet sig: one (1) tablet po daily (daily). 4. aspirin 325 mg tablet sig: one (1) tablet po daily (daily). 5. metoprolol tartrate 25 mg tablet sig: one (1) tablet po bid (2 times a day). 6. omeprazole 40 mg capsule, delayed release(e.c.) sig: one (1) capsule, delayed release(e.c.) po twice a day. disp:*30 capsule, delayed release(e.c.)(s)* refills:*4* 7. niaspan 1,000 mg tablet sustained release sig: one (1) tablet sustained release po once a day. discharge disposition: home discharge diagnosis: gastric ulcer/upper gi bleed discharge condition: mental status: clear and coherent. level of consciousness: alert and interactive. activity status: ambulatory - independent. discharge instructions: dear mr., it was a pleasure participating in your care. you were admitted for an episode of black, tarry stool signifying a gi bleed. on admission you were found to have stable blood pressure and blood counts, however your blood pressures decreased slightly overnight and your blood count dropped. you underwent endoscopy showing a gastric ulcer likely responsible for your bleed. you were given an iv proton pump inhibitor (gastric acid blocker) and will be discharged with a prescription for an oral gastric acid blocker. you also have a blood test pending for a bacteria that can cause ulcers. you were given iv fluids to increase your bp and had a repeat blood check which showed your blood counts to be stable. you will likely have some dark stools for the next few days, but please call or come back to the hospital if you develop frank bleeding, shortness of breath, chest pain, lightheadedness, or dizziness. ************* please continue your home medications as before admission. please start the following medication: - omeprazole 40mg one tablet, every 12h. followup instructions: name: , s. address: , 2 west, , phone: appointment: tuesday 1:00pm md procedure: other endoscopy of small intestine colonoscopy endoscopic control of gastric or duodenal bleeding diagnoses: thrombocytopenia, unspecified coronary atherosclerosis of native coronary artery percutaneous transluminal coronary angioplasty status other and unspecified hyperlipidemia old myocardial infarction long-term (current) use of anticoagulants unspecified gastritis and gastroduodenitis, with hemorrhage chronic or unspecified gastric ulcer with hemorrhage, without mention of obstruction benign neoplasm of colon diverticulosis of colon (without mention of hemorrhage) 

Answer: The patient is high likely exposed to