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: morphine / haldol attending: chief complaint: residual colostomy from diverticular perforation giant abdominal hernia residual from dehiscence with open abdomen. major surgical or invasive procedure: reversal history of present illness: this is a 72-year-old man who presented three months ago with perforated diverticulitis and severe peritonitis. he had a hartmann's procedure for this. he developed an open abdomen 2' to abdominal sepsis. this was eventually closed with full thickness skin flaps. after discharge he also developed a retracted colostomy with stenosis of the skin aperture. therefore, he is now taken for a colostomy take-dow. this is much earlier than would be normally be planned due to the expectation of a 'hostile abdomen'. past medical history: pmh: htn, cad s/p cabg, bph, diverticulosis s/p sigmoid resection, afib (on coumadin), dvt psh: hartmann's () c/b dehiscence, wound closure 3/. aaa repair , cabg social history: lives with family, works part time as an optometrist. no tobacco use. family history: non-contributory physical exam: (at discharge) nad/aao, pleasant gentleman in afib, regular rate cta b/l soft, nondistended abdomen, with midline incision, no erythema, no drainage no peripheral edema brief hospital course: the patient was admitted to the surgical service to a floor bed after his surgery. he was initially kept npo and his diet was slowly advanced as tolerated once he was passing flatus. he remained afebrile with a normal wbc and his wound had no signs of infection. his pain was initially controlled with a pca and this was converted to oral medications once he was taking oral intake. at time of discharge he was ambulating without difficulty, tolerating a regular diet, and passing flatus. medications on admission: 1. calcium carbonate 200 mg calcium (500 mg) tablet, chewable sig: one (1) tablet, chewable po qid (4 times a day) as needed for indigestion. 2. warfarin 5 mg tablet sig: one (1) tablet po once daily at 4 pm. 3. tamsulosin 0.4 mg capsule, ext release 24 hr sig: one (1) capsule, ext release 24 hr po bid (2 times a day). 4. zolpidem 5 mg tablet sig: one (1) tablet po hs (at bedtime) as needed for sleep. 5. atenolol 25 mg tablet sig: one (1) tablet po daily (daily). 6. simvastatin 40 mg tablet sig: one (1) tablet po daily (daily). discharge medications: 1. calcium carbonate 200 mg calcium (500 mg) tablet, chewable sig: one (1) tablet, chewable po qid (4 times a day) as needed for indigestion. 2. warfarin 5 mg tablet sig: one (1) tablet po once daily at 4 pm. 3. tamsulosin 0.4 mg capsule, ext release 24 hr sig: one (1) capsule, ext release 24 hr po bid (2 times a day). 4. zolpidem 5 mg tablet sig: one (1) tablet po hs (at bedtime) as needed for sleep. 5. atenolol 25 mg tablet sig: one (1) tablet po daily (daily). 6. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day) as needed for constipation: take as needed for constipation while taking pain medication. disp:*30 capsule(s)* refills:*0* 7. simvastatin 40 mg tablet sig: one (1) tablet po daily (daily). 8. hydrocodone-acetaminophen 5-500 mg tablet sig: 1-2 tablets po q4h (every 4 hours) as needed for pain. disp:*30 tablet(s)* refills:*0* discharge disposition: home with service facility: all care vna of greater discharge diagnosis: reversal of pouch discharge condition: mental status: clear and coherent. level of consciousness: alert and interactive. activity status: ambulatory - independent. discharge instructions: you were admitted to the hospital for reversal of your colostomy. please call your doctor or nurse practitioner or return to the emergency department for any of the following: *you experience new chest pain, pressure, squeezing or tightness. *new or worsening cough, shortness of breath, or wheeze. *if you are vomiting and cannot keep down 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 experience burning when you urinate, have blood in your urine, or experience a discharge. *your pain is not improving within 8-12 hours or is not gone within 24 hours. call or return immediately if your pain is getting worse or changes location or moving to your chest or back. *you have shaking chills, or fever greater than 101.5 degrees fahrenheit or 38 degrees celsius. *any change in your symptoms, or any new symptoms that concern you. 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. avoid driving or operating heavy machinery while taking pain medications. 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. followup instructions: please follow up with the acute care service next week for removal of your staples. you can schedule this appointment by calling # please follow-up with your pcp as usual for monitoring of your inr (coumadin level). procedure: graft of muscle or fascia other lysis of peritoneal adhesions closure of stoma of large intestine other resection of rectum diagnoses: esophageal reflux unspecified essential hypertension atrial fibrillation coronary atherosclerosis of unspecified type of vessel, native or graft aortocoronary bypass status hypertrophy (benign) of prostate without urinary obstruction and other lower urinary tract symptom (luts) peritoneal adhesions (postoperative) (postinfection) incisional hernia without mention of obstruction or gangrene old myocardial infarction long-term (current) use of anticoagulants personal history of venous thrombosis and embolism diverticulosis of colon (without mention of hemorrhage) attention to colostomy 

Answer: The patient is high likely exposed to