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: melena for three days major surgical or invasive procedure: egd history of present illness: hpi: 57 m with hx of hyperprolactnoma (txt on bromocriptin 1.5 months ago)and past hospitalization for syncope presetns with 3 days of melena. pt in usoh until sunday whne he began to feel dizzy with movement. he noted dark stool, non-sticky, non--fould smelling x 1. he had another stool like this on mon. and two today. no brbpr, n/v/hematemisis. denies abd pain, f/c/cp/sob. pt cont. usual po intake. he was not taking any other medication. never had a hx of this melena in the past. went to pcp who found him to have ob + stool and sent him to ed for further w/u. egg , hct stable, micu -->floor . ros: no wt change, no appetite change, no visual sxs, no gu sxs, no ms symptoms past medical history: pmh: hyperprolactinemia social history: lives with wife, 7 children, shop owner, no smoking/etoh/drug family history: fh: mother: htn, dm, alive father: dm died at 86 year old physical exam: pe: 97.5 bp: 140/58, 66 (lying), 146/61, 76 (sitting), 128/76, 78 (standing), 100% ra, rr 20 gen: pleasant man lying in stretcher, a+ox3 heent - perrla, extraocular motions intact, anicteric, mucous membranes moist neck - no jvd, no cervical lymphadenopathy chest - clear to auscultation bilaterally cv - normal s1/s2, rrr, no murmurs, rubs, or gallops abd - soft, nontender, nondistended, with normoactive bowel sounds, guiac postitive, ng lavage in ed returned nothing back - no costovertebral angle tendernes extr - no clubbing, cyanosis, or edema. 2+ dp pulses bilaterally neuro - alert and oriented x 3, cranial nerves intact, upper and lower extremity strength 5/5 bilaterally, sensation grossly intact skin - no rash pertinent results: egd: two small duodenal ulcers in bulb with no active bleed 02:45pm plt count-173 02:45pm poikilocy-1+ 02:45pm neuts-49.7* lymphs-42.5* monos-5.3 eos-2.0 basos-0.6 02:45pm wbc-4.3 rbc-3.16*# hgb-10.1*# hct-29.1*# mcv-92 mch-31.9 mchc-34.7 rdw-14.8 02:45pm glucose-87 urea n-18 creat-1.1 sodium-142 potassium-4.0 chloride-104 total co2-29 anion gap-13 06:25pm plt count-193 06:25pm poikilocy-1+ 06:25pm neuts-48.9* lymphs-43.7* monos-3.9 eos-2.7 basos-0.8 06:25pm wbc-4.3 rbc-3.10* hgb-9.8* hct-28.0* mcv-90 mch-31.8 mchc-35.1* rdw-14.9 11:05pm hct-26.2* brief hospital course: 57 m with few days of melena and dizziness who presented from pcp to for futher evlauation. pt was admitted to the micu from the ed for egd. egd showed two small duodenal ulcer at the bulb, with some material in the tract which suggested prior bleeding. 1. gi bleed: pt trasnferred to floor from micu with no events. serial hcts showed no changed until, overnight hct check showed a drop from 30 to 26.8, pt asx. transfused one unit prbcs, with hct to 34. rechecked hct was 31.6, 30.3 and 32 4 on d/c. no further episodes of melena. bm on d/c was ob negative, with some streaks of blood, but vss. pt was h. pylori positive so amoxicillin 1 g , biaxin 500 mg , protonix 40 mg for 14 days and then protonix 40 mg qd. f/u with dr and hct check on . 2. hyperprolactinemia: bromocriptine held per gi rec since this has been showed to cause gi bleed on some pts. will follow up with endorocrionology for reccomendation to restart this medication. pt d/c home, stable, with follow up. medications on admission: meds: bromocriptine discharge medications: 1. amoxicillin 500 mg capsule sig: two (2) capsule po q12h (every 12 hours) for 14 days. disp:*56 capsule(s)* refills:*0* 2. clarithromycin 500 mg tablet sig: one (1) tablet po bid (2 times a day) for 14 days. disp:*28 tablet(s)* refills:*0* 3. protonix 40 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po twice a day for 14 days: then one pill every day. disp:*28 tablet, delayed release (e.c.)(s)* refills:*5* 4. outpatient lab work hct check on discharge disposition: home discharge diagnosis: 1. upper gi bleed secondary to duodenal ulcer 2. hyperprolactinemia discharge condition: good. discharge instructions: if you have fever, chills, chest pain, shortness of breath, dark stool, blood in your stool, dizziness, or vomiting with blood please call your pcp or come to ed. please avoid asprin or other blood thinning products. followup instructions: provider: , md where: medical specialties phone: date/time: 10:30 dr . call for appt on next week procedure: other endoscopy of small intestine transfusion of packed cells diagnoses: acute posthemorrhagic anemia chronic or unspecified duodenal ulcer with hemorrhage, without mention of obstruction helicobacter pylori [h. pylori] other and unspecified anterior pituitary hyperfunction 

Answer: The patient is high likely exposed to