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: discharge condition: good. he is tolerating a regular diet. , m.d. dictated by: medquist36 procedure: venous catheterization, not elsewhere classified parenteral infusion of concentrated nutritional substances other anterior resection of rectum other local excision or destruction of lesion or tissue of anus diagnoses: congestive heart failure, unspecified acute posthemorrhagic anemia surgical operation with anastomosis, bypass, or graft, with natural or artificial tissues used as implant causing abnormal patient reaction, or later complication, without mention of misadventure at time of operation paralytic ileus chronic obstructive asthma, unspecified accidents occurring in residential institution benign neoplasm of rectum and anal canal malignant neoplasm of rectosigmoid junction 

Answer: The patient is high likely exposed to