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: patient recorded as having no known allergies to drugs attending: chief complaint: pt fell, struck head and siezed major surgical or invasive procedure: none history of present illness: pt was s/p fall and after fall had a siezure, past medical history: afib/aflutter, htn, cva with subsequent siezures social history: +etoh physical exam: on discharge: heent: atraumatic, perrl, eomi neck: cervical collar in place chest: ctab cardiac: irregular rhythm, rate of approx. 90 abd: soft, nt/nd +bs ext: no edema pertinent results: 10:10am blood wbc-7.3 rbc-4.32* hgb-14.9 hct-40.9 mcv-95 mch-34.4* mchc-36.4* rdw-13.5 plt ct-258 04:54am blood glucose-92 urean-10 creat-0.8 na-140 k-4.3 cl-101 hco3-30* angap-13 04:54am blood calcium-9.5 phos-3.7 mg-2.0 10:27pm blood pt-14.1* ptt-20.7* inr(pt)-1.3 10:27pm blood glucose-144* urean-11 creat-0.9 na-137 k-4.3 cl-99 hco3-18* angap-24* 10:27pm blood ck(cpk)-387* amylase-52 12:40am blood albumin-3.8 calcium-8.2* phos-2.3* mg-1.6 10:27pm blood asa-neg ethanol-neg acetmnp-neg bnzodzp-neg barbitr-neg tricycl-neg 01:23am blood type-art po2-129* pco2-33* ph-7.47* calhco3-25 base xs-1 brief hospital course: after his fall and siezure, pt was admitted to trauma surgery, was found to have a question of widening of atlantooccipital joint so was put in a cervical collar, during his stay the patient was also noted to have an irregular heart rate that would occasionally increase to the 150-160 but then decrease to 90-100, the patient remained completely assymptomatic during these episodes, cardiology was consulted and lopressor was increased up to a dose of 50 tid with his pressures tolerating this dose at 100-110/70-80 on d/c. pt continued to have transient episodes of tachycardia, but was always asymptomatic during these episodes and these episodes always subsided within minutes. these findings were discussed with in house cardiology and his primary care physician who were all comfortable with his discharge and close follow up with his primary care physician. note the patient had a mild level of underlying dementia which precluded him from going home alone and was discharged with a friend. radiology positive findings: ct neck: impression: no fractures. apparent malalignment of c1 ring and dens is probably due to patient positioning, although rotatory subluxation cannot be excluded on the basis of this study. medications on admission: pt non-compliant on coumadin atenolol lisinopril discharge medications: 1. metoprolol tartrate 50 mg tablet sig: one (1) tablet po tid (3 times a day). disp:*90 tablet(s)* refills:*2* 2. aspirin 325 mg tablet sig: one (1) tablet po daily (daily). disp:*30 tablet(s)* refills:*2* 3. phenytoin sodium extended 100 mg capsule sig: two (2) capsule po q 8h (every 8 hours). disp:*30 capsule(s)* refills:*2* discharge disposition: home discharge diagnosis: fall resulting in cervical ligamentous injury a fib discharge condition: stable discharge instructions: follow up with you primary care physician, collar at all times, take medications as perscribed followup instructions: follow up with your dr. on thursday at 4:15pm, they will call to move up appointment if there are cancellations. wear cervical collar for a total of 8wks, discuss setting up an orthopaedics appointment with primary care physician for collar removal. procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours enteral infusion of concentrated nutritional substances diagnoses: pure hypercholesterolemia unspecified essential hypertension atrial fibrillation open wound of scalp, without mention of complication late effects of cerebrovascular disease, hemiplegia affecting unspecified side drug-induced delirium other and unspecified alcohol dependence, unspecified fall from other slipping, tripping, or stumbling sprain of neck alcohol withdrawal delirium benzodiazepine-based tranquilizers causing adverse effects in therapeutic use concussion, with loss of consciousness of 30 minutes or less presenile dementia with delusional features 

Answer: The patient is high likely exposed to