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 58-year-old right-handed woman who presented in early with right-sided neck mass and vague difficulty with speech. work-up included a chest ct and head ct which were positive for a positive mediastinal mass and brain lesion. she underwent chest xrt and whole brain xrt, as well as chemotherapy. she had a biopsy of the mediastinal mass which was positive for germ cell tumor. subsequent to this treatment, she had an elevated hcg level and was having increasing difficulty with seizure activity. she was seen in the brain clinic and evaluated for a possible left frontal craniotomy for excision of a left frontal mass thought to be most likely causing her seizure activity. hospital course: she was admitted to the neurosurgical service. she was seen by dr. , and on , she underwent a left frontal craniotomy for excision of metastatic lesion. postop, she was monitored in the pacu overnight. she remained neurologically stable. postop, she opened her eyes to void. she had a right hemiparesis. she was not following commands. her pupils were 5 down to 3 mm and brisk. she was neurologically unchanged. she had an mri with diffusion. on , the patient was awake, attentive to examiner, somewhat aphasic, held the left upper extremity to command, improved tone in the right upper extremity, but still weak, withdraws bilateral lower extremities. doppler study was positive for distal femoral and right popliteal dvt. the patient neurologically stable. she was transferred to the floor. she was seen by physical therapy and occupational therapy and found to be safe for discharge to home with services. on , the patient was awake and alert, oriented x 3, no spontaneous movement of the right arm, moving left upper extremity and bilateral lower extremities with good strength. she was started back on lovenox for her dvt. she will follow-up in the brain clinic in one week. her staples will come out in 10 days. she started tapering off decadron down to 2 mg over a week's time, protonix 40 mg po qd. her condition was stable at the time of discharge. , m.d. dictated by: medquist36 procedure: other operations on extraocular muscles and tendons other excision or destruction of lesion or tissue of brain enteral infusion of concentrated nutritional substances diagnoses: other convulsions secondary malignant neoplasm of brain and spinal cord aphasia vascular complications of other vessels malnutrition of moderate degree flaccid hemiplegia and hemiparesis affecting unspecified side malignant neoplasm of mediastinum, part unspecified 

Answer: The patient is high likely exposed to