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: the patient is a 76-year-old man with nonsmall cell ca of the lung diagnosed over two years ago and status post chemotherapy and radiation. he presented in with bronchitis. a workup included an mri of the head which showed a right frontal and cerebellar lesion consistent with metastasis. a follow-up scan of the right frontal lesion showed an increase in size with a significant amount of swelling. he was started on decadron. he was noted to have some problems with slurred speech and weakness in the left hand and since the start of decadron these symptoms have improved. physical examination: general: on examination, he was awake, alert, and fully oriented. heent: the pupils were 3 mm and sluggishly reactive. the eoms were full. no nystagmus. no diplopia. smile is symmetric. tongue was midline. uvula elevates in the midline. hearing is decreased bilaterally. outstretched arms without drift. rapid alternating movements performed well on the right, slightly decreased on the left. the patient is able to walk independently, although he prefers to walk with a cane. hospital course: he was admitted status post a right frontal craniotomy for excision of metastatic tumor without intraoperative complications. postoperatively, his vital signs were stable. he was afebrile. he was monitored in the recovery room overnight where he remained neurologically stable. he did have a left drift. he did have a decreased left nasolabial fold on the left. his right eye was slightly swollen. his pupils were equal, round, and reactive to light. eoms were full. visual fields were intact. his strength on the right was . on the left, his grasp was 3, biceps and triceps 5, ip 5, at 4+, 4+, and gastrocnemius 4+ on the left. his dressing was clean, dry, and intact. he was monitored closely overnight in the pacu. on postoperative day number one, he was awake, alert, and oriented times three. his eoms were full. he continued to have decreased nasolabial fold on the left and left drift. his strength on the right was still . he was transferred to the regular floor. on postoperative day number one, he had an mri scan which showed good excision of the tumor. he was seen by physical therapy and occupational therapy and safe for discharge to home. he was discharged to home on in stable condition with follow-up in the brain clinic in one week and in ten days for staple removal. medications on discharge: 1. colace 100 mg p.o. b.i.d. 2. amoxicillin clavulanic acid 125 p.o. b.i.d. 3. decadron to wean down to 2 b.i.d. over ten days. 4. pantoprazole 40 p.o. q.d. 5. metoprolol 25 p.o. b.i.d. 6. percocet one to two tablets p.o. q. 4 hours p.r.n. condition on discharge: stable. , procedure: other operations on extraocular muscles and tendons other excision or destruction of lesion or tissue of brain diagnoses: chronic airway obstruction, not elsewhere classified secondary malignant neoplasm of brain and spinal cord malignant neoplasm of other parts of bronchus or lung 

Answer: The patient is high likely exposed to