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: the patient is a 66 year-old woman with progressive numbness and weakness to both arms and legs left greater then right times two years. she was noted to have difficulty with gait and balance. in the past six months also has increase in bowel and urinary incontinence. she wears a neck brace and uses a cane for ambulation and safety. c spine films show positive atlantoaxial instability with flexion. ct shows cystic lesion of the odontoid and c1 lateral mass. the patient underwent transoral excision of the mass and occipital cervical fixation and fusion. past medical history: gastric ulcers, hiatal hernia, raynaud's disease. past surgical history: appendectomy, cholecystectomy, hysterectomy, bladder suspension and partial gastrectomy secondary to ulcers. allergies: morphine. physical examination: vital signs, blood pressure 102/65. pulse 65. the patient is a pleasant woman in no obvious pain. ambulation unsteady without assistance. heent anicteric. no lymphadenopathy. neck severely limited motion secondary to pain. chest clear to auscultation. cardiac s1 and s2, regular rate and rhythm. abdomen soft diffusely tender to palpation secondary to back pain. extremities, palpable radial pulses. unable to palpate dorsalis pedis pulse or posterior tibial pulses in the lower extremities. lower extremities are very sensitive to touch. palms erythematous. hospital course: the patient underwent transoral excision of cystic lesion with occipital to cervical c2 fusion. there were no intraoperative complications. postoperatively, the patient remained intubated and sedated in the surgical intensive care unit. she was arousable and moving all extremities. postop day one she continued to be intubated and sedated. pupils were 4 down to 3 mm. she was following commands. no clonus. toes down going bilaterally. dressing was clean, dry and intact. the patient was extubated on . she was awake, alert and oriented times three. her motor strength, she was 5- out of 5 in the right deltoid, 5- out of 5 at the right triceps, ip were 5 out of 5, at 5 out of 5 on the right side. on the left side she was 4+ in the deltoids and triceps and 5 out of 5 in the ip and at. she had no clonus. her drain was discontinued. dressing was changed. the patient was transferred to the regular floor with c collar in place. she had a feeding tube in place and was started on tube feedings. she is npo for ten days postop. she was out of bed ambulating with physical therapy and occupational therapy and found to require rehab prior to discharge to home. her vital signs remained stable. she was afebrile. her speech, dysarthria was improving. her pain control was improved. extraocular muscles are intact. mouth symmetric. wrist, hand grasps were 5 out of 5 bilaterally. she had improved motor strength in the lower extremities. as of she is still five days to remain npo for an additional five days. she has a feeding tube in place. she will follow up with dr. in ten days postop for staple removal and also follow up in ten to fourteen days with dr. at . her vital signs have remained stable. medications on discharge: zantac 150 mg per g tube b.i.d., dilaudid 2 to 4 mg per g tube q 3 to 4 hours prn, colace 100 mg per g tube b.i.d., tylenol 650 po pr q 4 hours prn. she is on impact with fiber at 60 cc an hour, which is her goal. her vital signs have remained stable. she has been afebrile. neurologically improving. she is stable at the time of discharge. , m.d. dictated by: medquist36 procedure: imageless computer assisted surgery excision or destruction of lesion of spinal cord or spinal meninges other cervical fusion of the posterior column, posterior technique diagnoses: diaphragmatic hernia without mention of obstruction or gangrene osteoarthrosis, unspecified whether generalized or localized, site unspecified raynaud's syndrome cervical spondylosis with myelopathy 

Answer: The patient is high likely exposed to