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 76-year-old woman who was a struck at a low speed motor vehicle collision of a vehicle versus pedestrian. she has suffered from a nondisplaced occipital fracture with a small right temporal subdural. she has evidence of pneumocephalus during the initial trauma on her first ct scan. her head ct was stable from initial trauma and neurologic exam is stable. subsequently, she was transferred to the step down and developed change in mental status. initial cultures were negative. with persistent fever, she was again pancultured and lumbar puncture was performed. the lumbar puncture revealed significant elevated white count. she was subsequently treated for meningitis and brought to the icu. id consult was obtained. she was aggressively treated and intubated in the icu for bacterial meningitis. cultures were negative but profile suggestive of meningitis. with discussion with her family dnr/dni status was instituted. with continued family discussion her family decided on comfort measures only. she was extubated and transferred to the floor, where she expired on at 4:23 a.m. the case was discussed with the coroner, who accepted the patient. , dictated by: medquist36 d: 04:45:37 t: 04:55:40 job#: procedure: venous catheterization, not elsewhere classified continuous invasive mechanical ventilation for 96 consecutive hours or more spinal tap incision of lung enteral infusion of concentrated nutritional substances arterial catheterization diagnoses: thrombocytopenia, unspecified pure hypercholesterolemia unspecified essential hypertension acute kidney failure, unspecified motor vehicle traffic accident involving collision with pedestrian injuring pedestrian closed fracture of base of skull with subarachnoid, subdural, and extradural hemorrhage, with loss of consciousness of unspecified duration meningitis, unspecified 

Answer: The patient is high likely exposed to