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: allergies: no known allergies / adverse drug reactions attending: addendum: had an evacuation of a subdural hematoma 2wks after a fall. pre-operative head ct showed significant midline shift with braintem compression and uncal herniation. discharge disposition: extended care facility: rehabilitation and nursing center - md procedure: other cranial puncture other craniectomy diagnoses: unspecified essential hypertension long-term (current) use of steroids unspecified fall abnormality of gait compression of brain rheumatoid arthritis subdural hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness aphasia other conditions of brain ulcer of ankle long-term (current) use of non-steroidal anti-inflammatories (nsaid) 

Answer: The patient is high likely exposed to