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: patient is a 67-year-old gentleman, who is admitted status post a right subdural hematoma evacuation which is a redo drainage of the subdural hematoma. the patient was postoperative monitored in the surgical icu. he had a bulb suction drain in. he was somewhat lethargic, and episodes of lethargy and agitation postoperatively. he did open his eyes and move all extremities. he had a repeat head ct on the morning of which showed good evacuation of the subdural hematoma, although dr. chose to leave the drain in place. he had a second scan on which showed no change, therefore the drain was removed. the patient had difficulty with chf. got some lasix. was started on antibiotics for question of pneumonia. continued to have some episodes of agitation and confusion, delirium. was given some risperdal which worked well, and he remained calm. his respiratory distress improved with some lasix, and he was transferred to the regular floor on , where he remained stable. he was out of bed ambulating, on seen by physical therapy and felt to be safe for discharge to home. he was discharged on with followup with dr. in one week for a repeat head ct. discharge medications: told to take tylenol prn for pain. he will resume all of his previous cardiac medications after discharge. condition on discharge: his condition was stable. , m.d. dictated by: medquist36 procedure: incision of cerebral meninges diagnoses: other primary cardiomyopathies subdural hemorrhage following injury without mention of open intracranial wound, unspecified state of consciousness late effects of motor vehicle accident 

Answer: The patient is high likely exposed to