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: aspirin / penicillins attending: addendum: on , prior to egd, the patient underwent a gi bleeding study which yielded delayed blood pool images showing abnormal activity within the region of the distal stomach and duodenum, which moved to the left upper quadrant. the findings were consistent with active bleeding within the distal stomach or duodenum. in addition to the egd, pt also underwent a colonoscopy on which yielded diveriticulosis, internal hemmorhoids and blood in the colon of unknown source. gi recommended follow up bleeding study and angiography but patient refused these follow up diagnostic tests. discharge disposition: extended care facility: - md procedure: other endoscopy of small intestine non-invasive mechanical ventilation colonoscopy transfusion of packed cells other irrigation of (naso-)gastric tube diagnoses: diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled acute kidney failure, unspecified iron deficiency anemia secondary to blood loss (chronic) personal history of malignant neoplasm of prostate obstructive chronic bronchitis with (acute) exacerbation acute respiratory failure diverticulosis of colon with hemorrhage hip joint replacement 

Answer: The patient is high likely exposed to