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: recurrent diverticulitis major surgical or invasive procedure: : laparoscopic sigmoid colectomy, splenic flexure takedown, rigid sigmoidoscopy. . : exploratory laparotomy, lysis of adhesions, omentectomy, washout of abdomen, drain placement and abdominal closure. history of present illness: mr. is a 47-year-old gentleman with a history of diverticulitis in and again in . his last episode required a seven day hospital stay on intravenous antibiotics. subsequently, his symptoms resolved and he was discharged on an oral regimen. he had a colonoscopy after his first attack of . he has no colonoscopies within our system. he feels well now and has no further symptoms. he was admitted for prophylactic operation to prevent recurrence. past medical history: pmhx: type ii dm, htn, diverticulitis . pshx: negative social history: he lives in . he is in a same sex marriage. rarely drinks alcohol. smokes very rarely and at that time smoked four to five cigarettes per day. he is a registered nurse . family history: family history is significant for grandmother with lung cancer, grandfather with strokes, and other family members with hypertension and diabetes. physical exam: pre-admission examination: on physical exam, he is afebrile. vital signs are normal. sclerae are nonicteric. chest is clear. heart is regular. abdomen is soft without rebound or guarding. there is nofullness. testicles are symmetric and descended. he is circumcised. extremities are warm without edema. rectal exam is heme negative, normal tone. . at discharge: avss/afebrile gen: well appearing male in nad. heent: sclerae anicteric. o-p clear. neck: supple. lungs: cta(b) cor: rrr; no m/c/r. abd: midline incision with staples c/d/i. bsx4. appropriately tender along incision, otherwise soft/nt/nd. extrem: no c/c/e neuro: a+ox3. comfortable. non-focal/grossly intact. pertinent results: on admission: 07:28pm potassium-4.1 07:28pm magnesium-1.9 07:28pm hct-39.6* . imaging: cxr: aside from several regions of subsegmental atelectasis at the right base, lungs are clear, though low in volume. there is no pleural effusion or evidence of central adenopathy. severe gastrointestinal gaseous distension present in the upper abdomen raises concern for small-bowel obstruction. . ap cxr: in the interval there has been improvement in the degree of vascular engorgement with the lungs appearing clear. nasogastric tube has been removed. right-sided jugular central venous catheter is in unchanged position. . heel (axial & lateral) left: there is a large dorsal calcaneal enthesophyte. no discrete fracture is identified. there is mild fragmentation within the enthesophyte but there appears to be cortication in the fragment. . microbiology: stool clostridium difficile toxin a & b test- negative. stool clostridium difficile toxin a & b test- negative. urine urine culture- no growth. blood culture: no growth. blood culture not processed. mrsa screen mrsa screen-final {positive for methicillin resistant staph aureus). blood culture: no growth. blood culture: no growth. urine urine culture- <10,000 organisms/ml. blood culture: no growth. blood culture: no growth. brief hospital course: the patient was admitted to the general surgical service on for prophylactic operation to prevent recurrence of diverticulitis. the patient underwent laparoscopic sigmoid colectomy, splenic flexure takedown, rigid sigmoidoscopy, which initially went well (reader referred to the operative note for details). after a brief, uneventful stay in the pacu, the patient arrived on the floor npo on iv fluids, with a foley catheter in place, and a dialudid pca and toradol iv for pain control. the patient was hemodynamically stable. . postoperatively, initially he did well, but he began spiking fevers. his white blood cell count dropped, his urine output dropped, and he began to have a septic etiology. he was pan-cultured, started on empiric antibiotic therapy, and given aggressive iv fluid rescusitation. concern for an anastomotic leak was raised. a chest x-ray showed evidence of pneumoperitoneum. the patient was back to the operating room on and underwent exploratory laparotomy, lysis of adhesions, omentectomy, washout of abdomen, drain placement and abdominal closure, which went well without complication (see operative note). after a prolonged pacu stay where he was extubated, he was transferred to the ticu. he arrived npo with an ng tube, on iv fluids and iv zosyn and vancomycin, a foley catheter and 2 jp drains to bulb suction were in place, and he recived fentanyl for pain control with good effect. post-operative fluid overload and associated hypertension was treated with iv lasix for diuresis as well as metoprolol and hydralazine with good effect. he was transitioned back to home labetolol and clonidine was started. the ng tube was removed. while in the ticu, he began to notice some (l) ankle pain. . on , the patient was transferred back to 9. pain was initially well controlled with a dilaudid pca, which was converted to oral pain medication when tolerating clear liquids. the patient was started on sips of clears upon transfer, which was progressively advanced as tolerated to a low fat, heart healthy regular diet by with good tolerability. the foley catheter was discontinued the morning of . the patient subsequently voided without problem. iv antibiotics were discontinued on . both jp drains were discontinued on as their output was low. the incision with staples remained clean and intact. he was transitioned back to his home anti-hypertensive medications with good bp control. . during this hospitalization, the patient ambulated early and frequently, was adherent with respiratory toilet and incentive spirrometry, and actively participated in the plan of care. the patient received subcutaneous heparin and venodyne boots were used during this stay. the patient's blood sugar was monitored regularly throughout the stay; sliding scale insulin was administered when indicated. by discharge, he was started back on home metformin for diabetes. labwork was routinely followed; electrolytes were repleted when indicated. . at the time of discharge, the patient was doing well, afebrile with stable vital signs. the patient was tolerating his diet, ambulating, voiding without assistance, and pain was well controlled. he was discharged home wihtout services. the patient received discharge teaching and follow-up instructions with understanding verbalized and agreement with the discharge plan. medications on admission: 1. labetalol 200 mg tablet sig: two (2) tablet po bid (2 times a day). 2. metformin 500 mg tablet sig: one (1) tablet po twice a day. 3. lisinopril 10 mg tablet sig: one (1) tablet po once a day. 4. viagra 50 mg 1 tab po as directed for ed. discharge medications: 1. labetalol 200 mg tablet sig: two (2) tablet po bid (2 times a day). 2. colace 100 mg capsule sig: one (1) capsule po twice a day as needed for constipation. disp:*60 capsule(s)* refills:*0* 3. senna 8.6 mg tablet sig: one (1) tablet po twice a day as needed for constipation: over-the-counter. 4. metformin 500 mg tablet sig: one (1) tablet po twice a day. 5. oxycodone-acetaminophen 5-325 mg tablet sig: 1-2 tablets po every 4-6 hours as needed for pain. disp:*50 tablet(s)* refills:*0* 6. lorazepam 0.5 mg tablet sig: one (1) tablet po hs (at bedtime) as needed for anxiety/insomnia. disp:*30 tablet(s)* refills:*0* 7. lisinopril 10 mg tablet sig: one (1) tablet po once a day. discharge disposition: home discharge diagnosis: 1. recurrent diverticulitis. 2. sepsis with acute abdomen and internal hernia secondary to infarcted omentum with small bowel obstruction. discharge condition: mental status:clear and coherent level of consciousness:alert and interactive activity status:ambulatory - independent discharge instructions: please resume all regular home medications , unless specifically advised not to take a particular medication. also, please take any new medications as prescribed. please get plenty of rest, continue to ambulate several times per day, and drink adequate amounts of fluids. avoid lifting weights greater than lbs until you follow-up with your surgeon, who will instruct you further regarding activity restrictions. avoid driving or operating heavy machinery while taking pain medications. please follow-up with your surgeon and primary care provider (pcp) as advised. incision care: *please call your doctor or nurse practitioner if you have increased pain, swelling, redness, or drainage from the incision site. *avoid swimming and baths until your follow-up appointment. *you may shower, and wash surgical incisions with a mild soap and warm water. gently pat the area dry. *if you have staples, they will be removed at your follow-up appointment. *if you have steri-strips, they will fall off on their own. please remove any remaining strips 7-10 days after surgery. followup instructions: please call ( to schedule a follow-up appointment with dr. (surgery) in 2 weeks. . please call ( to arrange a follow-up appointment with dr. (pcp) in weeks. procedure: percutaneous abdominal drainage excision or destruction of peritoneal tissue other lysis of peritoneal adhesions reopening of recent laparotomy site rigid proctosigmoidoscopy peritoneal lavage laparoscopic sigmoidectomy diagnoses: congestive heart failure, unspecified diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled acute kidney failure, unspecified unspecified septicemia severe sepsis other specified surgical operations and procedures causing abnormal patient reaction, or later complication, without mention of misadventure at time of operation other ascites carrier or suspected carrier of methicillin resistant staphylococcus aureus dehydration acute vascular insufficiency of intestine pain in joint, ankle and foot oliguria and anuria intestinal or peritoneal adhesions with obstruction (postoperative) (postinfection) diverticulitis of colon (without mention of hemorrhage) unspecified hypertensive heart disease with heart failure hernia of other specified sites without mention of obstruction or gangrene other postoperative functional disorders 

Answer: The patient is high likely exposed to