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: fatigue, anemia major surgical or invasive procedure: upper endoscopy with biopsies history of present illness: 83yo male with dementia, prostate ca (per son this has been stable, untreated for several months), utis who was noted at his nsg home to have malaise, poor po intake and low grade fevers (no note of fever in paperwork) for past 2d. they thought he might have a uti but were unable to get urine, so he was given a dose of cipro. the staff at his nursing home had difficulties managing him so he was sent to the ed for further work-up. when ems arrived, he was noted to be pale in color. he also became unresponsive for approximately 30 seconds when he was lifted onto the stretcher. in the ed, initial vs were: 96.7 89 111/63 18 98. on exam the patient was pale and lethargic. labs notable for hct 22, inr of 1.1. he had dark maroon colored stool. tried to ng lavage and didn't tolerate this. difficult match for , he did not receive any . patient was given vanco and levoquin for reports of fever at the nsg home. he has gotten 1.2l of ns. cxr unremarkable. bps 90-100 systolic (hypertensive baseline) and tachy 90s-110s. upon transfer, vitals: 97 91/62 rr 20 100% on ra. on the floor, the patient is pale appearing but baseline mental status according to his son (pleasant, no short term memory, likes to sing and hum). review of systems: (+) per hpi (-) denies pain currently otherwise unable to assess. past medical history: dementia utis prostate ca social history: lives at alf. has a son, , who serves as his health care proxy. - tobacco: denies - alcohol: denies - illicits:denies family history: no history of colon cancer physical exam: vitals: t: 96.4 bp: 116/68 p:93 r: 18 o2:96% on ra general: alert, oriented, no acute distress, singing to himself heent: sclera anicteric, mmm, oropharynx clear, pale neck: supple, jvp not elevated, no lad lungs: clear to auscultation bilaterally, no wheezes, rales, ronchi cv: regular rate and rhythm, normal s1 + s2, no murmurs, rubs, gallops abdomen: soft, non-tender, non-distended, bowel sounds present, no rebound tenderness or guarding, no organomegaly gu: foley ext: warm, well perfused, 2+ pulses, no clubbing, cyanosis or edema pertinent results: labs on admission: 08:14pm urine color-straw appear-clear sp -1.018 08:14pm urine -neg nitrite-neg protein-neg glucose-neg ketone-neg bilirubin-neg urobilngn-neg ph-5.0 leuk-neg 08:12pm hct-24.4* 08:12pm pt-12.8 ptt-19.6* inr(pt)-1.1 03:30pm pt-13.3 ptt-21.1* inr(pt)-1.1 02:21pm comments-green top 02:21pm glucose-161* na+-143 k+-4.2 cl--108 tco2-21 02:21pm hgb-7.4* calchct-22 02:00pm glucose-165* urea n-65* creat-1.0 sodium-143 potassium-4.7 chloride-109* total co2-21* anion gap-18 02:00pm estgfr-using this 02:00pm ck(cpk)-47 02:00pm ctropnt-<0.01 02:00pm ck-mb-notdone 02:00pm wbc-8.6 rbc-2.56* hgb-7.3* hct-22.0* mcv-86 mch-28.6 mchc-33.2 rdw-12.9 02:00pm neuts-78.5* lymphs-17.3* monos-3.7 eos-0.4 basos-0.1 02:00pm plt count-256 labs on discharge: 08:35am wbc-6.8 rbc-3.16* hgb-9.7* hct-28.2* mcv-89 mch-30.7 mchc-34.4 rdw-14.9 plt ct-171 08:35am plt ct-171 08:35am glucose-102* urean-18 creat-0.6 na-145 k-3.5 cl-112* hco3-28 angap-9 studies: urinalysis: negative in detail images: cxr portable : there are low lung volumes. the cardiomediastinal contours are within normal limits. there is no focal consolidation, pleural effusion or pneumothorax. there is bibasilar atelectasis, right greater than left. degenerative changes of the thoracic spine are noted. upper endoscopy : normal esophagus. stomach: mucosa: thickened, edematous folds were noted in the body of the stomach suggestive of an infiltrating process. the mucosa was also friable. cold forceps biopsies were performed for histology at the stomach. duodenum: normal duodenum. impression: abnormal mucosa in the stomach (biopsy) otherwise normal egd to second part of the duodenum pathology: helicobacter pylori antibody test (final ): positive by eia. (reference range-negative). mrsa screen (final ): no mrsa isolated. urine culture (final ): no growth. brief hospital course: patient is a 83 year-old man with a history of hypertension and dementia who presented with an upper gasterointestinal bleed. for his upper gi bleeding, the patient received iv fluids and was transfused with . he received intravenous pantoprazole therapy. patient underwent an egd that showed edematous mucosa and thickened folds concerning for malignancy with no evidence of active. h. pylori testing was positive and he was started on lansoprazole amoxicillin, and clarithromycin. he had biopsies taken during endoscopy. the results will be communicated by dr. and appropriate followup will be arranged depending on results by gastroenterology. for his hypertension, home hydrocholrothiazide and lisinopril medications was held during this admission given concerns over his gi bleed. these were still held at the time of discharge and can be restarted as an outpatient. the patient did not have any active issues regarding his alzheimer's dementia. he was continued on his namenda and aricept during this admission. the patient did not have any active issues regarding his prostate cancer. he was continued on casodex. code : dnr but ok to intubate medications on admission: (per nsg home notes): acetaminophen 650 (standing) for wrist pain casodex 50mg po qam hctz 12.5mg po daily lipitor 10mg po daily lisinopril 10mg po daily namenda 5mg po daily aricept 5mg po qhs loperamide 2mg for loose stool discharge medications: 1. lansoprazole 30 mg tablet,rapid dissolve, dr : one (1) tablet,rapid dissolve, dr po bid (2 times a day) as needed for h.pylori. disp:*60 tablet,rapid dissolve, dr(s)* refills:*2* 2. amoxicillin 500 mg tablet : two (2) tablet po twice a day for 12 days. disp:*48 tablet(s)* refills:*0* 3. clarithromycin 500 mg tablet : one (1) tablet po twice a day for 12 days. disp:*24 tablet(s)* refills:*0* 4. memantine 5 mg tablet : one (1) tablet po daily (). 5. donepezil 5 mg tablet : one (1) tablet po hs (at bedtime). 6. atorvastatin 10 mg tablet : one (1) tablet po daily (daily). 7. bicalutamide 50 mg tablet : one (1) tablet po daily (daily). 8. acetaminophen 325 mg tablet : two (2) tablet po twice a day. 9. loperamide 2 mg capsule : one (1) capsule po twice a day as needed for diarrhea. discharge disposition: extended care facility: house discharge diagnosis: primary: gastrointestinal bleeding h. pylori infection secondary: hypertension alzheimer's disease discharge condition: mental status: confused - always level of consciousness: alert and interactive activity status: ambulatory - requires assistance or aid (walker or cane) discharge instructions: you were admitted for fatigue. you were found to have low counts and received four transfusions. you were noted to have abnormalities in your stomach and biopsies were taken. the results of these biopsies were pending at the time of discharge. please take all your medications as prescribed. the following changes were made to your medication regimen. 1. please take lansoprazole 30 mg by mouth two times a day ongoing 2. please take amoxicillin 1000 mg two times a day for 12 more days 3. please take clarithromycin 500 mg by mouth twice a day for 12 more days 4. your lisinopril and hydrochlorothiazide were being held at the time of discharge and your pressures were stable. these can be restarted as an outpatient by your primary care physician. please keep all your follow up appointments as scheduled. followup instructions: please follow up with your primary care physician . within 2-3 days of discharge. your hematocrit should be rechecked at this time. dr. will contact you with the results of your stomach biopsies. after the results of the biopsies return a decision will be made as to appropriate referral. if you have not heard from dr. by tuesday please call her office at ( procedure: esophagogastroduodenoscopy [egd] with closed biopsy diagnoses: unspecified essential hypertension acute posthemorrhagic anemia blood in stool malignant neoplasm of prostate fever, unspecified alzheimer's disease dementia in conditions classified elsewhere without behavioral disturbance helicobacter pylori [h. pylori] personal history, urinary (tract) infection malignant neoplasm of stomach, unspecified site 

Answer: The patient is high likely exposed to