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 71-year-old gentleman who fell a week ago hitting the back of his head. he had a severe headache immediately post fall which did not improve. he came to his primary care physician's office on the morning of the 17th complaining of his headache. he received a head ct which showed a right subdural hematoma which extended down the right temporal area over the tentorium and along the falx. the patient was admitted to the neurosurgical service for close neurosurgical observation. past medical history: multifactorial gait disorder. gastroesophageal reflux disease. medications on admission: lipitor, lorazepam. physical examination: general: this was a pleasant gentleman in no acute distress. heent: pupils equal, round and reactive to light. extraocular movements intact. chest: clear to auscultation. cardiovascular: s1 and s2. no murmurs, rubs, or gallops. abdomen: soft, nontender, nondistended. positive bowel sounds. extremities: no clubbing, cyanosis, or edema. neurological: he was awake and alert and oriented times three. cranial nerves ii-xii intact. motor exam was 5 out of 5 in all muscle groups. sensation intact to light touch. deep tendon reflexes were 2+ in the upper extremities, absent in the knees, and 1+ at the ankles. hospital course: he was admitted to the intensive care unit for close observation and loaded with dilantin. his blood pressure was kept less than 150. he had a repeat head ct on day #2 of his hospital stay which showed no change in his subdural hematoma. he was therefore transferred to the regular floor after his blood pressure was controlled on oral medications. he remains neurologically stable and intact with a head mri on the 18th showing stable right subdural hematoma, left frontal bone lytic lesion, no enhancement after contrast, likely a benign lesion. he was seen by physical therapy and occupational therapy and found to require a short rehabilitation stay prior to discharge to home. his vital signs have remained very stable. discharge medications: metoprolol 50 mg p.o. q.d. during the mid day, metoprolol 75 mg p.o. b.i.d. in the morning and at night, keeping the blood pressure less than 150, lisinopril 10 mg p.o. q.d., doxazosin 4 mg p.o. q.h.s., .................. 20 mg p.o. b.i.d., sodium chloride 2 tab p.o. q.12 hours, dilantin 100 mg p.o. t.i.d., colace 100 mg p.o. b.i.d., atorvastatin 20 mg p.o. q.d., percocet tab p.o. q.4 hours p.r.n. pain. condition on discharge: stable. follow-up: he will follow-up for a repeat head ct with dr. in one month. , m.d. dictated by: medquist36 procedure: arterial catheterization diagnoses: esophageal reflux pure hypercholesterolemia unspecified fall subdural hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness 

Answer: The patient is high likely exposed to