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: none ros: neuro: a@o x3, mae and following commands. pearl. c/o neck pain on exam, c-collar remains on. c/o headaches which respond well to morphine 4mg. cv: stable resp: stable 02sats on rm air. ls clear. gi: remains npo. no stool. abd soft. nausea associated w/ pain med. txed w/ anzimet. renal: brisk u/o via foley. lytes wnl. ivf ns at 100cc/hr, heme: serial hcts stable. id: tmax 99.6. social: 2 of three children in to visit along w/ pt's significant other. appropriately concerned. asking many appropriate question. a: neurologically and hemodynamically stable s/p fall. p: cont to monitor neuro signs and serial hcts. repeat ct scan in am. pain control. family suupport. transfer to floor if remains stable. procedure: arteriography of cerebral arteries closure of skin and subcutaneous tissue of other sites diagnoses: thoracic aneurysm without mention of rupture open wound of scalp, without mention of complication hypopotassemia accidental fall from ladder disorders of magnesium metabolism other diseases of spleen other specified disorders of liver closed fracture of base of skull with other and unspecified intracranial hemorrhage, with brief [less than one hour] loss of consciousness 

Answer: The patient is high likely exposed to