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: s/p cranioplasty major surgical or invasive procedure: right cranioplasty history of present illness: : 25 y/o man transferred from osh intubated and sedated, however not paralyzed. the patient walked into hospital at ~ 0300 on /6 after being assaulted in the head with a pipe. at 0330 he started to decompensate, the patient was intubated and a stat ct head was performed, which showed a significant amount of sah, multiple contusions, fx of the left and right parietal lobes. the patient was subsequently transferred to where he was reassessed and a repeat head ct was performed. head ct- depressed skull fracture -occipital, biparietal, with right sided acute epidural hematoma, status post assault. on pt was taken to the operating room by dr. procedure: right-sided hemicraniectomy for decompression, evacuation of epidural hematoma, exploration of subdural space. past medical history: unknown social history: unknown family history: unknown physical exam: dr. exam: the patient denies currently any bad headaches, nausea, vomiting, or seizures. he has occasional dizziness when he is standing up for prolonged periods of time or moves too quickly. the patient has occasionally taken aspirin, but feels otherwise well. he feels at his baseline except some memory troubles that he notices in between. his family feels that he is still slowed down. the patient is back home and performs all daily life activities with the helmet. he has no signs of general disease or malaise. he denies fever, chills, or other signs of systemic disease. the patient still takes home medications including dilantin 100mg tid as well as buspar. the patient currently is not working. he is occasionally smoking only but does not drink. the patient has an unremarkable past medical history. the patient has a negative review of systems. the patient is neurologically intact on exam except intermittent tingling on the right side between the first and second fingers, which is not verifiable in the office. he feels overall well. a cat scan was performed today that reveals evolutionary changes after his bioccipital trauma. resolution of the left-sided extra-axial hematoma is noted. some encephalomalacic changes of the parietal lobes are noted. there is persistent displacement of the midline structures by approximately 4mm right to left. the overall exam is improved and does not show expanded ventricles. pertinent results: 04:10am blood wbc-17.4* rbc-4.38* hgb-12.9* hct-38.0* mcv-87 mch-29.5 mchc-34.0 rdw-13.8 plt ct-247 04:10am blood glucose-165* urean-13 creat-0.8 na-138 k-4.6 cl-106 hco3-25 angap-12 04:10am blood calcium-8.4 phos-4.3# mg-1.6 post op head ct stable brief hospital course: pt was admitted on for elective cranioplasty. intraop/ postop coarse uneventful. postop head ct stable w/ no hemorrhage. patient recovered well and pod 1 and 2 diet was advance, pt oob, voiding without difficulty. wound clean, dry and intact. pt w/ mild headache well controlled with percocet and mild right eye swelling. pt without complaints on pod#2 and was discharged home. discharge medications: 1. oxycodone-acetaminophen 5-325 mg tablet sig: 1-2 tablets po q4-6h (every 4 to 6 hours) as needed. disp:*50 tablet(s)* refills:*0* 2. docusate sodium 100 mg capsule sig: one (1) capsule po bid (2 times a day). disp:*60 capsule(s)* refills:*2* 3. phenytoin sodium extended 100 mg capsule sig: one (1) capsule po bid (2 times a day). discharge disposition: home discharge diagnosis: s/p cranioplasty discharge condition: good discharge instructions: wear your cervical collar at all time when oob no sports or heavy activity ?????? watchyour incision daily for signs of infection ?????? take your pain medicine as prescribed ?????? exercise should be limited to walking; no lifting, straining, excessive bending ?????? you may wash your hair only after sutures have been removed ?????? you may shower before this time with assistance and use of a shower cap ?????? increase your intake of fluids and fiber as pain medicine (narcotics) can cause constipation ?????? unless directed by your doctor, do not take any anti-inflammatory medicines such as motrin, aspirin, advil, ibuprofen etc. ?????? if you have been prescribed an anti-seizure medicine, take it as prescribed and follow up with laboratory blood drawing as ordered ?????? clearance to drive and return to work will be addressed at your post-operative office visit 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, drainage ?????? fever greater than or equal to 101?????? f followup instructions: please return to the office in 10 days for removal of your sutures, and with a ct scan of c-spine and flexion/extension films of your c-spine. please call to schedule this appointment with dr. to be seen in 10 days. you will need a cat scan of the c-spine without contrast and flexion/extension films of your c-spine procedure: other cranial osteoplasty diagnoses: other convulsions unspecified acquired deformity of head 

Answer: The patient is high likely exposed to