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: no known allergies / adverse drug reactions attending: chief complaint: constipation major surgical or invasive procedure: sigmoid colectomy with jejunotomy and small bowel decompression, on-table lavage of colon followed by appendectomy for obstructing sigmoid colon mass history of present illness: 41m w/2 wk h/o constipation unresponsive to laxatives c/b 2 days of nausea, bilious vomiting. one bowel movt described as watery, loose stools. not passing flatus. no fevers, chills,night sweats. previous episodes of constipation () responsive to laxatives. past medical history: past medical history: hyperlipidemia; genital herpes past surgical history: knee surgery; left inguinal hernia repair; no intra-abdominal surgery social history: ex-smoker 20-pack-year history; social etoh; no ivdu divorced; one 10yo daughter family history: prostate ca; heart dz; htn physical exam: vitals: 96.6, 110, 133/108, 18, 98%ra gen: a&o, nad heent: no scleral icterus, mucus membranes moist cv: rrr, no m/g/r pulm: clear to auscultation b/l, no w/r/r abd: soft, distended, mild right-sided tenderness and fullness, no rebound or guarding, tympanitic wound:c/d/i, staples in place ext: no le edema, le warm and well perfused pertinent results: 06:50pm wbc-10.5 rbc-5.29 hgb-16.1 hct-46.2 mcv-87 mch-30.5 mchc-35.0 rdw-13.8 06:50pm neuts-82.1* lymphs-11.4* monos-4.5 eos-1.1 basos-1.0 06:50pm pt-14.0* ptt-20.3* inr(pt)-1.2* 06:50pm albumin-5.2 calcium-10.7* 06:50pm alt(sgpt)-19 ast(sgot)-19 alk phos-125 tot bili-0.4 06:50pm glucose-153* urea n-25* creat-1.4* sodium-141 potassium-4.0 chloride-98 total co2-28 anion gap-19 ctap : abrupt narrowing in distal sigmoid, 15-20cm from anal verge, without detectable mass lesion by ct. resultant dilatation of colon with ahaustral appearance of left colon and markedly dilated cecum 11.2cm suggesting chronic process. there is sbo to the level of the mid jejunum (3.6cm) but no free air or pneumatosis. ng tube tip doubles back into esophagus by 20cm. sigmoidoscopy : a friable mass of malignant appearance was found in the distal sigmoid colon at a distance between 15 cm and 20 cm. the mass caused a near complete obstruction. the scope could not traverse the lesion and the examination was interrupted. cold forceps biopsies were performed for histology at the distal sigmoid colon. brief hospital course: mr. was admitted to the surgical service with a diagnosis of large bowel obstruction. in the , ngt was inserted with the return of feculent material. on hd 2, the patient underwent sigmoidoscopy which was limited in scope due to an obstruction sigmoid colon mass, which underwent biopsy. because of his complete obstruction, he was taken to the operating room by dr. on for sigmoid colectomy with intentional decompressive jejunotomy, primarily repaired, as well as on-table lavage of the colon proximal to the resection. post-op the patient was admitted to the sicu for overnight monitoring given tachycardia. he received fluid resuscitation including 2.5 l in boluses and had good urine output. on , he was persistently tachycardic which was somewhat responsive to iv fluids. he was on a pca for pain control with good results. on , the patient appeared well and thus it was decided he could be transferred to the surgical floor. on , his foley was d/ced and he voided without any difficulty. his ng tube was also removed.on , his diet was advanced to a regular diet and was started on po meds.his pain was well controlled on oral pain meds. he was passing gas and having bowel movements. on , he had some nausea and vomiting and a kub was done which showed some ileus.on he was restarted on clears which he tolerated well. he continued to pass gas and have bowel movements.on , he was tolerated on a regular diet which he tolerated well. his jp was d/ced. on the day of his discharge he was toelerating a regular diet, pain was well controlled, and was ambulating without any difficulty, he would follow up with dr and clinic in weeks. medications on admission: simvastatin, valtrex discharge medications: 1. acetaminophen 500 mg tablet sig: two (2) tablet po every eight (8) hours as needed for pain for 1 days. disp:*60 tablet(s)* refills:*1* 2. oxycodone 5 mg tablet sig: 1-2 tablets po every 6-8 hours as needed for pain for 1 weeks. disp:*40 tablet(s)* refills:*0* 3. simvastatin 10 mg tablet sig: one (1) tablet po once a day. discharge disposition: home discharge diagnosis: obstructing colon cancer discharge condition: mental status: clear and coherent. level of consciousness: alert and interactive. activity status: ambulatory - independent. discharge instructions: 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. *if you have steri-strips, they will fall off on their own. please remove any remaining strips 7-10 days after surgery. please take your medications as prescribed. do not drive while taking narcotics. followup instructions: please follow up with clinic next tuesday, 31sy. provider: , md phone: date/time: 3:00 provider: , md phone: date/time: 3:00 please make an appointment with your pcp weeks. procedure: closed [endoscopic] biopsy of large intestine other appendectomy open and other sigmoidectomy rigid proctosigmoidoscopy other incision of small intestine diagnoses: other specified intestinal obstruction personal history of tobacco use other and unspecified hyperlipidemia paralytic ileus tachycardia, unspecified malignant neoplasm of sigmoid colon 

Answer: The patient is high likely exposed to