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 53-year-old gentleman with a history of t2 n0 m0 squamous cell carcinoma of the left vocal cord who is status post radiation therapy which ended in . he has had increasing dysphasia with a question of recurrence. the patient was noted to have bilateral vocal cord paralysis and was admitted to the operating room for a total laryngectomy on . past medical history: 1. insulin-dependent diabetes. 2. hypertension. 3. laryngeal cancer; status post radiation therapy. 4. history of abnormal chest ct. medications on admission: 1. oxycontin twice daily. 2. insulin (75/25) 60 units in the morning and 40 units in the evening. 3. norvasc 5 mg p.o. twice daily. 4. omeprazole 20 mg p.o. once daily. procedures performed during this admission: total laryngectomy on by dr. . brief summary of hospital course: the patient was taken to the operating room on for a total laryngectomy with dr. . the patient tolerated the procedure well and was observed in the post anesthesia care unit and transferred to the surgical floor. the patient was maintained nothing by mouth initially with laryngostomy tube in place. the patient was weaned to room air on the laryngostomy tube. a nasogastric tube was in place. tube feedings were started and advanced to goal without complications. speech and swallow followed the patient closely for both post laryngectomy voice training as well as swallow training. on postoperative day nine, the patient underwent a swallow evaluation which demonstrated no aspiration. the patient was started on a full liquid diet and advanced to a mechanical soft diet. the patient was taught in the use of a prosthetic speech device with the assistance of speech therapy which he demonstrated proficiency with. at the time of discharge, the patient was ambulating independently. he was voiding well. he was able to take care of his own laryngostomy. he was tolerating a mechanical soft diet. on postoperative day seven, the patient auto discontinued his nasogastric tube and was therefore nothing by mouth for two days until his swallow evaluation was completed. the remainder of the hospital course was uneventful. condition on discharge: the patient was discharged in stable condition on postoperative day 10. discharge instructions: the patient was instructed to follow up dr. in one week as well as an appointment to follow up with the diabetes center. medications on discharge: 1. fentanyl patch 50 mcg/hour; change patch q.72h. 2. omeprazole 20 mg p.o. once daily. 3. roxicet elixir 5 mg. 4. oxycodone 325 mg. 5. tylenol one teaspoon q.4.h. as needed (for pain). 6. norvasc 5 mg p.o. twice daily. 7. lantus 100 u/ml with instructions to take 14 units subcutaneously once daily. , procedure: venous catheterization, not elsewhere classified parenteral infusion of concentrated nutritional substances enteral infusion of concentrated nutritional substances complete laryngectomy diagnoses: esophageal reflux unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled atrial fibrillation long-term (current) use of insulin malignant neoplasm of other specified sites of larynx 

Answer: The patient is high likely exposed to