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: no known allergies / adverse drug reactions attending: chief complaint: "my headaches are constant" major surgical or invasive procedure: bilateral burr holes for evacuation of sdh history of present illness: mr. is a 47 year old right handed male known to service with bilateral chronic sdh. he was being followed by us and was seen last week in the clinic and was told to follow-up in 2 weeks. however, for the past several days his headache intensity had increased from intermittent to constant. he was taking fioricet with minimal relief. he describes the headache as a dull pressure sensation. additional symptoms include increase dizziness and gait instability. he also noticed brief episodes of paresthesia in both ues lasting several minutes but since resolved. he called to the office and was seen in the ed several hours later. a repeat head ct demonstrated increase in size of bilateral chronic sdh r>l with stable midline shift compared to ct head on . on review of systems he denies any diplopia, seizures or weakness in arms or legs. he was instructed to take keppra but did not fill prescription due to cost. he does have mild nausea without vomiting. of note he did take excedrin for head previously the past few days. he also denies any contact sport such as boxing since the diagnosis. he reports that he was in , ma for business. past medical history: lyme disease, bilateral sdh social history: social hx: lives with mother, unemployed. tobacco, etoh or illicits. family history: family hx: negative for stroke in age <50 (father and grandmother had strokes in 60-70s), negative for ich, aneurysm physical exam: o: t:98.5 bp: 122/73 hr:72 r 18 o2sats 99%ra gen: wd/wn, comfortable, nad with long hair. heent: atraumatic, normocephalic, long hair, kept; eyes: clear, no exudate; ears: no otorrhea; nose: nasal passages patent, septum midline, no rhinorrhea; throat - oropharynx pink w.o. exudate pupils: perrl eoms - full neck: supple. lungs: cta bilaterally, no w/c/r, tattoos on back cardiac: rrr. s1/s2. no heaves, lifts or rubs, no murmurs abd: soft,flat, nt, bs+ extrem: warm and well-perfused, no c/c/e neuro: mental status: awake and alert, cooperative with exam, normal affect. orientation: oriented to person, place, and date. cranial nerves: gcs 15 i: not tested ii: pupils equally round and reactive to light, to mm bilaterally. visual fields are full to confrontation. iii, iv, vi: extraocular movements intact bilaterally without nystagmus. v, vii: facial strength and sensation intact and symmetric. viii: hearing intact to voice. ix, x: palatal elevation symmetrical. : sternocleidomastoid and trapezius normal bilaterally. xii: tongue midline without fasciculations. motor: normal bulk and tone bilaterally. no abnormal movements, tremors. strength full power throughout. no pronator drift sensation: intact to light touch, proprioception, pinprick and vibration bilaterally. pronator drift - slight upward drift on the right. on discharge: a&ox3 perrl 3-2mm bilaterally eoms intact face symmetrical tongue midline motor: throughout no pronator drift incision c/d/i staples in place pertinent results: ct head w/o contrast evolving bilateral subdural hemorrhages essentially unchanged in size compared to the prior examination given differences in technique. ct head w/o contrast 1. bilateral hemispheric subdural hematomas with mixed density are again noted with low attenuation along the bilateral frontoparietal hemisphere as well as with some of high density material noted along the bilateral frontal hemispheres (3, 8). 3. there is persistent mass effect on the underlying brain parenchyma and on the left lateral ventricle. 4. postoperative changes including pneumocephalus again noted brief hospital course: 47 y/o m with h/o bilateral sdh presents with constant headaches to ed. ct head shows worsening sdh. he was admitted to tsicu for monitoring. on , patient was taken to the or for bilateral burr holes for evacuation of sdhs. he was transferred back to tsicu and on examination, patient was a&ox3, full strength. subdural drains were leveled to the floor. post op head ct showed pneumocephalus and l sdh was replaced with csf. patient's exam remained intact. his subdural drains were removed on and patient was transferred to step down unit. a repeat head ct was done on which was unchanged from previous scan. he was oob ambulating with pt. on , patient's exam intact and was discharged home after being cleared by pt. medications on admission: fioricet 1 tab tid as needed for headache discharge medications: 1. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). disp:*60 capsule(s)* refills:*2* 2. dilantin extended 100 mg capsule sig: one (1) capsule po three times a day for 7 days. disp:*21 capsule(s)* refills:*0* 3. hydromorphone 2 mg tablet sig: 1-2 tablets po q6h (every 6 hours) as needed for pain. disp:*60 tablet(s)* refills:*0* discharge disposition: home discharge diagnosis: bilateral sdh discharge condition: mental status: clear and coherent. level of consciousness: alert and interactive. activity status: ambulatory - independent. discharge instructions: ?????? have a friend/family member check your incision daily for signs of infection. ?????? take your pain medicine as prescribed. ?????? exercise should be limited to walking; no lifting, straining, or excessive bending. ?????? you may wash your hair only after sutures and/or staples have been removed. if your wound closure uses dissolvable sutures, you must keep that area dry for 10 days. ?????? you may shower before this time using a shower cap to cover your head. ?????? increase your intake of fluids and fiber, as narcotic pain medicine can cause constipation. we generally recommend taking an over the counter stool softener, such as docusate (colace) while taking narcotic pain medication. ?????? unless directed by your doctor, do not take any anti-inflammatory medicines such as motrin, aspirin, advil, and ibuprofen etc. ?????? if you have been prescribed dilantin (phenytoin) for anti-seizure medicine, take it as prescribed and follow up with laboratory blood drawing in one week. this can be drawn at your pcp??????s office, but please have the results faxed to . if you have been discharged on keppra (levetiracetam), you will not require blood work monitoring. ?????? clearance to drive and return to work will be addressed at your post-operative office visit. ?????? make sure to continue to use your incentive spirometer while at home, unless you have been instructed not to. call your surgeon immediately if you experience any of the following ?????? new onset of tremors or seizures. ?????? any confusion or change in mental status. ?????? any numbness, tingling, weakness in your extremities. ?????? pain or headache that is continually increasing, or not relieved by pain medication. ?????? any signs of infection at the wound site: redness, swelling, tenderness, or drainage. ?????? fever greater than or equal to 101?????? f. followup instructions: follow-up appointment instructions ??????please return to the office in days(from your date of surgery) for removal of your staples a wound check. please make this appointment by calling . if you live quite a distance from our office, please make arrangements for the same, with your pcp. ??????please call ( to schedule an appointment with dr. , to be seen in 4 weeks. ??????you will need a ct scan of the brain without contrast. md procedure: incision of cerebral meninges diagnoses: personal history of other infectious and parasitic diseases subdural hemorrhage following injury without mention of open intracranial wound, with no loss of consciousness striking against or struck accidentally by objects or persons in sports activities involving boxing 

Answer: The patient is high likely exposed to