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: promethazine attending: chief complaint: abdominal pain, pneumotosis, portal vein air major surgical or invasive procedure: exploratory laparotomy and small-bowel resection. history of present illness: 80yo man with history of esrd on hd who underwent hd this am presents from osh complaining of acute onset severe constant diffuse abdominal pain that started a little after returning home from dialysis. has lunch and felt pain starting. +nausea and vomiting, no fevers or chills. never has pain like this before. no chest pain or shortness of breath. per family, they state he has been complaining of abdominal cramping for atelast a week with diarrhea. last bm yesterday, normal,no blood. at osh had wbc of 19 and ct scan adbomen showing extensive small bowel pneumotosis and pneumbilia consistent with infarcting small bowel. received 2l ivf and unasyn. uncomfortable on arrival complaining of pain, vomiting in ed, ngt placed for only 100cc biliuos return. received 2l ivf. past medical history: esrd on hd, dm, high cholesterol, copd social history: supportive family, lives at home with wife. family history: na physical exam: a and o x 3 v.s.s rrr no m/r/g lscta bilat soft, nt, nd, incision d/c/i no c/c/e pertinent results: 01:20am blood wbc-7.2 rbc-3.71* hgb-11.7* hct-35.7* mcv-96 mch-31.5 mchc-32.7 rdw-14.0 plt ct-302 01:50am blood wbc-20.5* rbc-4.97 hgb-15.6 hct-48.7 mcv-98 mch-31.5 mchc-32.1 rdw-15.0 plt ct-318 06:32am blood neuts-85* bands-3 lymphs-6* monos-6 eos-0 baso-0 atyps-0 metas-0 myelos-0 01:50am blood neuts-92.6* lymphs-3.2* monos-4.1 eos-0.1 baso-0.1 01:20am blood plt ct-302 01:20am blood pt-12.2 ptt-34.7 inr(pt)-1.0 01:50am blood pt-12.1 ptt-25.3 inr(pt)-1.0 05:37am blood glucose-463* urean-24* creat-4.0*# na-136 k-4.2 cl-95* hco3-21* angap-24* 06:20am blood glucose-98 urean-26* creat-4.5* na-142 k-3.6 cl-99 hco3-29 angap-18 01:20am blood glucose-55* urean-27* creat-4.1*# na-141 k-3.2* cl-99 hco3-32 angap-13 05:37am blood glucose-184* urean-63* creat-7.5*# na-142 k-5.2* cl-96 hco3-21* angap-30* 12:50am blood glucose-46* urean-34* creat-5.5*# na-145 k-4.1 cl-101 hco3-29 angap-19 02:41am blood glucose-170* urean-68* creat-8.1* na-141 k-5.7* cl-98 hco3-22 angap-27* 04:30pm blood glucose-144* urean-60* creat-7.4*# na-139 k-5.4* cl-97 hco3-20* angap-27* 04:00am blood glucose-83 urean-46* creat-6.3* na-140 k-5.1 cl-100 hco3-24 angap-21* 12:47pm blood glucose-153* urean-40* creat-5.4* na-140 k-4.7 cl-101 hco3-25 angap-19 06:32am blood glucose-160* urean-35* creat-5.3* na-144 k-4.0 cl-101 hco3-23 angap-24* 01:20am blood alt-12 ast-16 alkphos-62 amylase-53 totbili-0.4 06:32am blood amylase-104* 05:37am blood calcium-8.5 phos-4.5# mg-2.2 . blood culture, routine (final ): no growth. mrsa screen (final ): no mrsa isolated. brief hospital course: patient was referred from outside hospital with ct scan demonstrating pneumatosis throughout his small bowel, in his portal vein, and in his smv. it was also seen in the liver. he was hemodynamically stable in the emergency room; however, he had an acute abdomen with diffuse tenderness, rebound and guarding. his lactate level is 3.3. he was taken to the operating room for exploratory laparotomy for presumed ischemic bowel. the patient tolerated the procedure well and was taken to the recovery room stable on 0.3 of neo-synephrine for pressor support. see dr operative report for details. he remained intubated and was transferred to the ticu for continued care. nephrology was consulted for care of his co-morbid conditions. patient remained stable and was successfully extubated. he remained in the ticu for continuous monitoring. patient remained stable and was out of bed to chair. he remained npo while awaiting return of bowl function. he was successfully weaned off pressors. patient received hemodialysis and required haldol as needed for agitation. patient remained stable and was transferred to the floor. patient was given ice chips after reported flatus. patient remained stable however required haldol overnight for agitation. he was oob and ambulating with assistance. he received hemodialysis today. patient remained stable however he was triggered during the night secondary to psychosis and combative agitation. full labs were obtained for delirium workup and patient required 4 point restraints to secure his safety. patient tolerated a clears diet and ambulated throughout the day. physical therapy evaluated and worked with the patient. patient remained stable and cognitively intact. he received hemodialysis and his diet was advanced. he was screened for rehab services. physical therapy recommended 24 hour supervision at home. the patient remained stable. the patient and staff agreeded that it was safe to discharge patient home with 24 hour care which the family agreed they would be able to provide. patient was tolerating regular diet and ambulating with a walker and with assistance. he was discharged home in stable condition and will follow up with dr. next week in clinic. medications on admission: atorvastatin, gabapentin, pantoprazole, lorazepam, lantus, insulin discharge medications: 1. atorvastatin 20 mg tablet sig: one (1) tablet po daily (daily). 2. gabapentin 100 mg capsule sig: one (1) capsule po bid (2 times a day). 3. pantoprazole 40 mg tablet, delayed release (e.c.) sig: one (1) tablet, delayed release (e.c.) po q24h (every 24 hours). 4. lorazepam 0.5 mg tablet sig: one (1) tablet po prn (as needed) as needed for with hemodialysis. 5. acetaminophen 500 mg tablet sig: two (2) tablet po q 8h (every 8 hours) as needed for pain for 1 weeks: not to exceed 4g in 24 hours. . 6. insulin regular human 100 unit/ml solution sig: as directed injection asdir (as directed). 7. lantus 100 unit/ml solution sig: thirty two (32) units subcutaneous at bedtime. discharge disposition: home discharge diagnosis: ischemic bowel. discharge condition: stable. tolerating regular diet. pain well controlled with oral medications. discharge instructions: please call your doctor or return to the er for 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. * your pain is not improving within 8-12 hours or not gone within 24 hours. call or return immediately if your pain is getting worse or is changing location or moving to your chest or back. *avoid lifting objects > 5lbs until your follow-up appointment with the surgeon. *avoid driving or operating heavy machinery while taking pain medications. * 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. * continue to ambulate several times per day. . incision care: -your steri-strips will fall off on their own. please remove any remaining strips 7-10 days after surgery. -you may shower, and wash surgical incisions. -avoid swimming and baths until your follow-up appointment. -please call the doctor if you have increased pain, swelling, redness, or drainage from the incision sites. . please keep a log of your blood sugars to bring with you to your md appt on . followup instructions: 1. please call dr. office, , to make a follow up appointment in 1 week. 2. please follow up with your pcp, , , on at 3:00 pm regarding you blood sugar control. md, procedure: other partial resection of small intestine hemodialysis exploratory laparotomy insertion of other (naso-)gastric tube diagnoses: anemia in chronic kidney disease end stage renal disease renal dialysis status diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled chronic airway obstruction, not elsewhere classified hypertensive chronic kidney disease, unspecified, with chronic kidney disease stage v or end stage renal disease long-term (current) use of insulin other and unspecified special symptoms or syndromes, not elsewhere classified acute vascular insufficiency of intestine delirium due to conditions classified elsewhere 

Answer: The patient is high likely exposed to