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 41 year old man who was recently admitted (, to ), status post a witnessed generalized seizure. his story was that he used 0.5 grams of cocaine nasally. he went to work as a telephone technician. he was intoxicated while on the second step of the ladder and had a witnessed seizure. during the seizure, he fell and hit his head. he was brought to an outside hospital where he was noted to have an 8.0 millimeter middle cerebral artery aneurysm but no subarachnoid hemorrhage. he was transferred to for of the aneurysm. past medical history: 1. middle cerebral artery aneurysm 8.0 millimeter. 2. depression for three years. 3. cocaine. allergies: none. medications on admission: 1. zoloft. 2. nortriptyline. social history: he does use cocaine and marijuana regularly. he drinks one beer per week. no tobacco. he was recently divorced. hospital course: the patient was admitted on , and brought to the operating room for clipping of his left middle cerebral artery aneurysm. there were no intraoperative complications. postoperatively, he was awake, alert and oriented. he was noted to have fluent aphasia. he was transferred to the floor where he continued to do well. his examination was unremarkable except for continued fluent aphasia. he underwent a cerebral angiogram secondary to his continued aphasia. the report revealed no evidence of postoperative hemorrhage. no postoperative changes were noted. he also had ct of the head without contrast to assess for a stroke. comparison to prior studies showed no definite evidence for evolving left middle cerebral artery infarct. his aphasia continued to improve. he met all discharge criteria and was discharged to home on . follow-up plans: 1. staple removal on monday, , at 2:00 p.m. 2. follow-up appointment with dr. in one month. medications on discharge: 1. tylenol 325 mg. 2. codeine 15 mg tablets. 3. phenytoin sodium extended 100 mg capsules three times a day times one week. 4. tapering dose of dexamethasone. 5. ranitidine 150 mg tablets. dr., 14-133 dictated by: medquist36 procedure: clipping of aneurysm arteriography of cerebral arteries diagnoses: other convulsions cocaine abuse, unspecified cerebral aneurysm, nonruptured 

Answer: The patient is high likely exposed to