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 42-year-old gentleman who was originally admitted three weeks prior to this most recent admission after being found at the bottom of the stairs unresponsive. he fell at that point and was admitted here to the sicu with a left subdural hematoma with 6 mm of midline shift. the patient was doing well and was discharged to home with follow-up with dr. and one week after discharge the patient started having severe headache and intermittent confusion and slurred speech with lethargy and generalized weakness. the patient was brought to the emergency room, had a repeat head ct which showed an increase in midline shift to 8 mm. the actual size of the subdural hematoma was unchanged but the shift had increased. physical examination: the patient was in no acute distress. neurologically alert, oriented to person, place, month and year, president naming was intact. repetition was intact, month and the year, forward and backwards was intact. cranial nerves 2 through 12, patient had a right facial droop with right tongue deviation. eyes closed strongly bilaterally. strength was in all muscle groups with no drift. his sensation was intact to light touch. deep tendon reflexes were 2+ throughout. his coordination was intact. his gait was normal based with negative romberg. the patient was admitted to the neurological intensive care unit for observation and was monitored closely. on the patient was taken to the operating room and had an evacuation of a left frontal parietal subdural hematoma done by dr. . the patient's operation was uncomplicated and patient was monitored in the recovery room postop overnight where he remained neurologically stable. t-max was 99.5, blood pressure 141/65. he remained stable in the recovery room overnight, was transferred to the regular floor on postop day one. he was monitored closely, remained neurologically intact, was discharged to home on in stable condition with incision clean, dry and intact. did have complaints of left facial swelling for which he was given ice packs for. he was discharged to home on percocet 1 to 2 tabs p.o. q 4 hours p.r.n. for pain. metoprolol 25 mg p.o. b.i.d. condition: stable at the time of discharge. he will return in one week for staple removal and follow-up with dr. in one month with a repeat head ct. , m.d. dictated by: medquist36 procedure: other incision of brain diagnoses: accidental fall on or from other stairs or steps other and unspecified alcohol dependence, unspecified subdural hemorrhage following injury without mention of open intracranial wound, with loss of consciousness of unspecified duration 

Answer: The patient is high likely exposed to