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: history of present illness: this is a 57-year-old male with a history of crohn's disease/ulcerative colitis diagnosed in , status post partial colectomy, who presented with a 6-week history of diarrhea, bloody (maroon water). a sigmoidoscopy on revealed ulcerations and friability of the colon. he completed a course of ciprofloxacin times two weeks, and followed by steroid enema treatments times two weeks, and an 8-day course of vancomycin without relief. bowel movements have increased from 15 per day to 30 per day in the last week. in the emergency department, he was noted to have guaiac-positive stools and received 40 mg of solu-medrol intravenously which helped. physical examination on presentation: physical examination revealed a temperature of 98, pulse was 62, blood pressure was 140/90, respiratory rate was 18. in general, a well-appearing middle-aged man, obese, pleasant, in no acute distress. head, eyes, ears, nose, and throat revealed pupils were equal, round, and reactive to light and accommodation. extraocular movements were intact. the oropharynx was dry. the neck was supple. no jugular venous distention. no lymphadenopathy. cardiovascular revealed a regular rate and rhythm. normal first heart sound and second heart sound. no murmurs. chest was clear to auscultation bilaterally. the abdomen was soft and nontender. hernias noted in the right upper quadrant and right lower quadrant. positive bowel sounds. extremities revealed no clubbing, cyanosis or edema. skin revealed a midline left upper quadrant scar, fistula in the 12 o'clock position. pertinent laboratory data on presentation: laboratory values revealed a white blood cell count of 5.5, hematocrit was 38.8, platelets were 193. sodium was 137, potassium was 4.1, chloride was 102, bicarbonate was 24, blood urea nitrogen was 11, creatinine was 0.8, blood glucose was 143. erythrocyte sedimentation rate was 24. clostridium difficile negative. urinalysis was negative. hospital course: mr. was admitted to the general medicine team and treated for his flare of inflammatory bowel disease with intravenous solu-medrol 2 g per hour times six days. his bowel movements slowly decreased in frequency and he noted decreased cramping tenesmus. he was maintained on a clearly liquid diet and slowly advanced to a bananas, rice cereal, applesauce, and toast diet two days prior to discharge. ciprofloxacin 500 mg p.o. b.i.d. was started on . his hematocrit remained stable throughout his admission. mr. continued to improve, and on the day prior to discharge was having brown formed stools. he denied cramping tenesmus or any further episodes of bloody diarrhea. discharge disposition: he was discharged to home in stable condition. discharge followup: recommendations to follow up with his primary gastroenterology physician (dr. in two weeks. medications on discharge: 1. prednisone 40 mg p.o. q.d. (with instructions for a taper once he follows up with his gastroenterologist as an outpatient). 2. ciprofloxacin 500 mg p.o. b.i.d. (times 10 days). discharge diagnoses: inflammatory bowel disease flare. condition at discharge: condition on discharge was stable. , m.d. dictated by: medquist36 procedure: excisional debridement of wound, infection, or burn other lysis of peritoneal adhesions revision of stoma of small intestine reopening of recent laparotomy site reopening of recent laparotomy site other surgical occlusion of vessels, abdominal arteries other surgical occlusion of vessels, abdominal arteries other open incisional hernia repair with graft or prosthesis other open incisional hernia repair with graft or prosthesis suture of artery rigid proctosigmoidoscopy other permanent ileostomy reclosure of postoperative disruption of abdominal wall other resection of rectum diagnoses: other postoperative infection atrial fibrillation disruption of internal operation (surgical) wound hematoma complicating a procedure hemorrhage complicating a procedure peritoneal adhesions (postoperative) (postinfection) incisional hernia without mention of obstruction or gangrene ulcerative (chronic) enterocolitis 

Answer: The patient is high likely exposed to