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: history of present illness: patient is a 79-year-old female who fell at home with a cerebral contusion. the patient had a ct at the outside hospital, which showed a left frontal contusion with left subdural hematoma, falx subdural hematoma, effacement of the left hemispheric sulci, and left basal frontal contusion, also history of a left frontal stroke. she was admitted to the icu for close neurologic observation. physical examination: on exam she was alert, awake, oriented with minimal confusion. she does have baseline confusion. did not remember falling. has bilateral surgical pupils. eoms are full, no nystagmus. face is symmetric. tongue is midline. motor strength is in all muscle groups. sensation is intact to light touch. speech was fluent, no drift. deep tendon reflexes were 1 plus in the upper extremities. toes were downgoing. she did have a laceration of the right occipital area, which was stapled. she had a ct of the c spine with no fractures and no malalignment. she was cleared clinically and hard collar was removed. she had a repeat head ct on one day post admission, which was stable with no significant change. her neurologic status remains stable. she was on coumadin on admission and was reversed down to an inr of 1.1. her vital signs remained stable. she is afebrile and her neurologic status has remained stable. she did not require any surgery. she was transferred to the regular floor on . due to have a repeat head ct on . if that is stable, she will be discharged to home with 24 hour care. medications at time of discharge: 1. dilantin 100 mg iv every eight hours to be changed to by mouth. 2. colace 100 mg by mouth twice a day. 3. pantoprazole 40 by mouth every day. 4. she was replaced with magnesium and neutra-phos while in house. her vital signs remained stable. she is afebrile. she will be discharged to home with followup with dr. with repeat head ct in two weeks. , md procedure: transfusion of packed cells diagnoses: urinary tract infection, site not specified atrial fibrillation unspecified fall other and unspecified cerebral laceration and contusion, without mention of open intracranial wound, unspecified state of consciousness 

Answer: The patient is high likely exposed to