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: patient admitted with bright red blood from rectum and dizziness. major surgical or invasive procedure: status post egd history of present illness: 44 m s/p open gastric bypass in c/b stenosis and dilation post-op now p/w with maroon stools x 3 days. he states that he recently started taking aspirin the past month. had syncopal episode at home. hct at osh was 25, got 1 unit prbc and now here his hct was 23.8. ngt placed by ed resident as instructed by his attending revealed a mildly positive lavage, not gross blood though. he was diaphoretic and very pale. he got 2 units of prbc through a level one with good improvement in symptoms. sbp also increased from 80s to 100s, color and diaphoresis improved. past medical history: pmh: hypertension, dyslipidemia, osa on cpap psh: ankle fx, wisdom teeth social history: he denies tobacco or recreational drug usage, has 12-14 beers a week and drinks can of caffeine-free diet soda 6 days a week. he is employed as a sales manager traveling 1000 miles per week. he is married living with his wife age 41 and their 2 children ages 10 and 8. family history: family history is noted for both parents living father age 65 with heart disease, hyperlipidemia, arthritis and obesity; mother age 67 with hyperlipidemia and arthritis. there is strong family h/o asthma. physical exam: pe: 97.8 94 80s->110 systolic after 2 units 16 94 aaox3, diaphoretic and pale rrr ctab soft nt/nd, well healed scar grossly positive blood on rectal, no masses or hemorrhoids felt, no brb but more red than melena no edema, extrem warm pertinent results: 11:35pm blood wbc-5.6 rbc-2.58*# hgb-8.7*# hct-23.8*# mcv-92 mch-33.6* mchc-36.4* rdw-13.6 plt ct-183 03:31am blood wbc-7.2 rbc-3.22* hgb-10.2* hct-28.5* mcv-89 mch-31.7 mchc-35.8* rdw-14.0 plt ct-149* 11:26am blood hct-21.6* 02:07am blood wbc-3.0*# rbc-2.24*# hgb-7.1*# hct-20.3* mcv-91 mch-31.4 mchc-34.7 rdw-14.8 plt ct-105* 06:50am blood hct-26.5* brief hospital course: patient admitted with bright red blood per rectum with dizziness. patient was given 2 units of packed cells in the emergency room with improved symptoms. a nasogastric tube was placed and lavaged. he was transferred to the intensive care unit where he was closely monitored. he had an egd on which revealed an ulcer at the gj anastomosis that was injected. his current hematocrit level is 26.5. he was advanced to a bariatric stage 3 with tolerance. on discharge he is tolerating bariatric stage 5 and hct is stable at 27.3. he will follow up with dr. in 2 weeks and then have a follow up egd on . medications on admission: valsartan - (prescribed by other provider) - 160 mg tablet - one tablet(s) by mouth per day medications - otc calcium - (prescribed by other provider) - 500 mg tablet - one tablet(s) by mouth daily cyanocobalamin - (prescribed by other provider) - dosage uncertain multivitamin - (prescribed by other provider) - tablet - tablet(s) by mouth twice a day discharge medications: 1. multivitamin tablet sig: one (1) tablet po daily (daily). 2. sucralfate 1 gram tablet sig: one (1) tablet po qid (4 times a day). disp:*120 tablet(s)* refills:*2* 3. pantoprazole 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* 4. diovan 160 mg tablet sig: one (1) tablet po once a day. discharge disposition: home discharge diagnosis: gastrointestinal bleed discharge condition: mental status:clear and coherent level of consciousness:alert and interactive activity status:ambulatory - independent discharge instructions: please call your doctor or return to the emergency room if you have any of the following: * you experience new chest pain, pressure, squeezing or tightness. * new or worsening cough or wheezing. * if you are vomiting and cannot keep in fluids or your medications. * you are getting dehydrated due to continued vomiting, diarrhea or other reasons. signs of dehydration include dry mouth, rapid heartbeat or feeling dizzy or faint when standing. * you see blood or dark/black material when you vomit or have a bowel movement. * you have shaking chills, or a fever greater than 101.5 (f) degrees or 38(c) degrees. * any serious change in your symptoms, or any new symptoms that concern you. * please resume all regular home medications and take any new meds as ordered. followup instructions: dr. building - - appointment at at 9:45 and then again on at 9:15. you will be having your endoscopy on at 12:30, all information regarding this procedure will be mailed to you. procedure: endoscopic control of gastric or duodenal bleeding diagnoses: obstructive sleep apnea (adult)(pediatric) unspecified essential hypertension iron deficiency anemia secondary to blood loss (chronic) other and unspecified hyperlipidemia hypotension, unspecified syncope and collapse bariatric surgery status chronic or unspecified gastrojejunal ulcer with hemorrhage, without mention of obstruction 

Answer: The patient is high likely exposed to