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: service: history of present illness: patient is a 50-year-old woman who presents to the emergency room with bright red blood per rectum. she describes as multiple cups of blood and clot, and she has had intermittent blood per rectum for the past week. no pain on bowel movements. denies any weight loss. does complain of dizziness upon standing. past medical history: 1. total abdominal hysterectomy in . 2. hemorrhoid banding in as well as . 3. irritable bowel syndrome. 5. flex sigmoidoscopy in . allergies: sulfa. home medications: the only home medication is amitriptyline. physical examination: on examination, the patient has a temperature of 98.3, pulse 111, blood pressure 144/74, respiratory rate 20, sating 99% on room air. patient is alert and oriented. cardiovascular: regular, tachycardic, clear to auscultation bilaterally. abdomen: positive bowel sounds, nondistended, soft, nontender. rectal examination: anoscopy was performed in the emergency department with no evidence of bleeding from hemorrhoids. laboratories on admission: white count 9.0, hematocrit 36, platelets 322. chemistries: 138 sodium, potassium 4.7, chloride 100, bicarb 29, bun 9, creatinine 0.8, glucose 102. after iv hydration, repeat hematocrit was 31. hospital course: the patient was admitted to dr. service with lower gastrointestinal bleed. was made npo, had two large bore iv's placed, and blood products reserved, and admitted to the intensive care unit for close observation. dr. had done the hemorrhoidal banding in the past. the patient was transfused 2 units of packed red blood cells with appropriate rise in hematocrit from 29 to 36.1. the patient received a flexible sigmoidoscopy after gi consult that did not show any active bleeding. it showed some diverticulosis, and at that point, the patient did not have any bleeding for a couple of days. patient elected to stay in-house and received a colonoscopy on monday, which was hospital day #5. the patient received a golytely prep, and had a bloody stool the morning of her colonoscopy. during the colonoscopy, an actively bleeding internal hemorrhoid which was well cauterized and hemostasis was achieved. the patient has not had any bleeding since then, and is being discharged to home with followup with dr. as well as dr. , her gastroenterologist. discharge medications: the patient is being discharged only on protonix which the usefulness can be re-evaluated upon followup. diagnosis: 1. lower gi hemorrhage 2. hemorrhoids 3. s/p tah bso , m.d. dictated by: medquist36 procedure: colonoscopy endoscopic destruction of other lesion or tissue of large intestine diagnoses: diverticulosis of colon (without mention of hemorrhage) internal hemorrhoids without mention of complication hemorrhage of rectum and anus ulcer of anus and rectum 

Answer: The patient is high likely exposed to