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: final diagnoses: right subdural hematoma status post surgical evacuation of right subdural hematoma. he also has a cervical spine subluxation with neck flexion. he is recommended to followup. he is to get repeat cervical spine flexion and extension x-rays in 2 weeks. he is to follow up with dr. in 2 weeks, , at 9 a.m. to be preceded by flexion and extension x-rays of his cervical spine at 8 a.m. major surgical procedure while in the hospital: surgical evacuation of right subdural hematoma. discharge condition: his discharge condition is improved though still with some gait unsteadiness requiring supervision. discharge medications: 1. oxycodone and acetaminophen 5/325 mg tablet, 1-2 tablets p.o. q.4-6h. as needed. he is dispensed 40 tablets with 0 refills. 2. he is also prescribed lopressor 50 mg tablet. he is to take 0.5 tablets p.o. b.i.d. he is to hold if his heart rate is less than 60 or his blood pressure is less than 100. he is dispensed 30 tablets with 2 refills. discharge condition: the patient's condition at the time of discharge is stable. , m.d. procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours incision of cerebral meninges insertion of endotracheal tube diagnoses: subdural hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness closed dislocation, cervical vertebra, unspecified accidental fall from ladder 

Answer: The patient is high likely exposed to