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: code: full allergies: nkda pt is a 56 year old male recently admitted with fall from ladder, + loc, ct showing l subacute sdh, l intra parenchymal hematoma with midline shift. pt d/c'd to home and fell again however no loc repeat ct at showed increasing midline shift. pt bradycardic to 20-30s question if related to intracranial process or recently initiation of keppra. pt stabalized c/o to floor then returned after hr down to 20s with >5 sec pauses. ct showing worsening shift. briefly on dopamine for sustained hr 20s. sdh evacuated , external pacer placed . neuro: pt a&o x 3, pleasant, cooperative with nursing care. neuro checks q2h, overnight pupils equal and reactive, equal strength in all extremities, following commands consistently. pt complaining of ha , some relief with prn percocet q4h. cv: hr sb 50s with no ectopy noted, a-paced for rate <45. external pacer on r neck, covered with clear dressing, no intervention needed. abp 110-140/50-60. good peripheral pulses. access includes piv x 3, left radial a-line. resp: rr in 20s with sats >94% on ra, breathing even and unlabored. lungs clear in all fields. cough/gag intact. gi: bs x 4, no stool this shift, no recent bm documented. pt ordered for cardiac/heart healthy diet, tolerating well. gu: pt standing to void at bedside with 2 assist. voiding adequate amounts clear, yellow urine to urinal. urine culture sent, results pending. skin: craniotomy incision c/d/i, bruises on bilateral forarms improving. social: significant other in to visit daily, will likely be in later this morning. procedure: incision of cerebral meninges insertion of temporary transvenous pacemaker system diagnoses: anemia, unspecified unspecified essential hypertension compression of brain hypotension, unspecified sinoatrial node dysfunction subdural hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness fall from other slipping, tripping, or stumbling home accidents hip joint replacement arthrodesis status 

Answer: The patient is high likely exposed to