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: cc: major surgical or invasive procedure: 1. egd history of present illness: 52 yo m chronic alcoholic x 38 yrs presents with coffee-ground emesis, black stools, diarrhea for 3 days. pt has been vomiting small amounts of blood for the past 3 years, but over the past few days, the vomit has been a much larger volume and has contained large hand-sized clots. pt was driving and became so light-headed that he came to the hospital. pt drinks approximately 6-8 beers/night, no smoking, no illicit drugs. pt has passed out from drinking, but never had seizures. pt quit once 6 yrs ago for 3 years, and then started drinking again "out of habit". pt stopped drinking a few days ago, partly because he wasn't feeling well, and partly because his girlfriend was pressuring him to stop drinking. pt has not been taking nsaids or aspirin. pt has unintentionally lost 20 lbs in the past 3 months because of decreased appetite and drinking. pt has had no fevers, no headaches, no visual changes, no trouble swallowing, no pain swallowing, no chest pain, no sob, no abdominal pain. pt has had no dysuria, no hematuria. pt's last visit to a physician has been 1.5 years ago. . pt was admitted to the micu from the ed on . in the ed, ngt lavage was grossly positive, and he was guaiac positive. he was given 2 l ns and iv protonix. pt has taken percocet for a broken finger but stopped 2 weeks ago. past medical history: congenitally blind in l eye alcoholism psh: appendectomy 2 abdominal hernias social history: drinks 6-8 beers/night, no hard alcohol. pt does not and has not smoked. pt has never tried illicit drugs. works on and off as a plumber/carpenter. pt lives with his girlfriend in an apartment, is divorced, has one son, one grandson. family history: noncontributory. physical exam: vitals: i/o: gen: nad, in bed, cheery, a&ox3 heent: ruddy face, no lad, no jvd, perrl, dry oral mucosa, nl thyroid size lungs: cta b heart: quiet s3, rrr, clear s1/s2, no m/r abdomen: soft, +bs, nd, nt, fat fold rlq post-appy extr: no telangiectasias, no palmar erythema, no cyanosis, no clubbing, no peripheral edema, dry skin. no asterixis, but rapid tremor in both hands. neuro: motor, sensory equal and intact bilaterally, 2+ pulses, numbness in toes pertinent results: 08:00pm plt count-108* 08:00pm neuts-76.7* lymphs-15.4* monos-7.2 eos-0.2 basos-0.6 08:00pm wbc-7.1 rbc-3.66* hgb-11.9* hct-35.1* mcv-96 mch-32.5* mchc-33.9 rdw-13.2 08:00pm ck-mb-1 ctropnt-<0.01 08:00pm ck(cpk)-114 08:00pm glucose-104 urea n-21* creat-0.7 sodium-140 potassium-3.4 chloride-105 total co2-22 anion gap-16 08:30pm pt-12.1 ptt-26.0 inr(pt)-1.0 08:30pm wbc-6.7 rbc-3.70* hgb-11.7* hct-34.3* mcv-93 mch-31.7 mchc-34.2 rdw-13.2 brief hospital course: a/p: 50 yo m chronic alcoholic presented with 3 days of coffee-ground emesis, black stools, and severe lightheadedness. . 1. upper gi bleeding/melena: on , the pt was admitted from the ed to the micu, where pt was transfused with 2 units prbc and hemodynamically stabilized. egd demonstrated tear at the esophagogastric junction, ulcers in the stomach, normal duodenum. the pt was maintained on a ppi , and transferred to the floor. hct remained stable during hospital stay. . 2. alcoholism/withdrawal: in the micu, the pt demonstrated a rapid tremor in both hands. the pt had stopped drinking 3 days before his admission, and had not experienced seizures, anxiety, or irritability. pt has no history of dts or seizures with stopping drinking. he was give thiamine, folate, mvi, and diazepam as per ciwa protocol. the long-term consequences of his alcoholism was explained to the pt. the pt talked with social work about a detox program, and he accepted a contact phone number. he was discharged on a ppi , mvi, and folate. . 3. fen: - clear liquids, ivf . 4. prophylaxis: - ppi - pneumoboots . 5. code: - full. medications on admission: thiamine hcl 100 mg po daily diazepam 5-10 mg po q2h:prn ciwa>10 folic acid 1 mg po daily multivitamins 1 cap po daily pantoprazole 40 mg po q12h sodium chloride 0.9% flush 3 ml iv daily:prn peripheral iv - inspect site every shift potassium chloride 40 meq / 500 ml ns iv once duration: 1 doses potassium chloride 20 meq / 250 ml ns iv once duration: 1 doses discharge medications: 1. pantoprazole sodium 40 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po q12h (every 12 hours). disp:*60 tablet, delayed release (e.c.)(s)* refills:*2* 2. multivitamin capsule sig: one (1) cap po daily (daily). 3. folic acid 1 mg tablet sig: one (1) tablet po daily (daily). discharge disposition: home discharge diagnosis: primary diagnosis: gi bleed. - tear at the esophagogastric junction, ulcers in stomach, normal duodenum. secondary diagnosis: etoh abuse. discharge condition: stable. pt is hemodynamically stable and his hct has been stable. discharge instructions: 1. please return to the er if you experience unusual symptoms, including blood in your vomit, blood in your stool (black-colored stools), dizziness, lightheadedness, fever, chills, shortness of breath. 2. please keep all follow up appointments. 3. please take all medications as prescribed. followup instructions: 1. please follow up with your primary care physician . on thurs at 2:45. call her office at if you need to change this appointment time for some reason. 2. follow up with the outpatient alcohol rehab programs as you discussed with the social worker. procedure: endoscopic control of gastric or duodenal bleeding transfusion of packed cells diagnoses: acute posthemorrhagic anemia chronic or unspecified gastric ulcer with hemorrhage, without mention of obstruction gastroesophageal laceration-hemorrhage syndrome other and unspecified alcohol dependence, continuous 

Answer: The patient is high likely exposed to