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: discharge status: to rehab. discharge diagnoses: xeloda toxicity. vt arrest. metastatic breast cancer. left upper extremity deep venous thrombosis. discharge medications: 1. protonix 40 mg p.o. q.d. 2. loperamide 2 mg p.o. q.i.d. p.r.n. diarrhea. 3. toprol xl 300 mg p.o. q.d. 4. keflex 500 mg one capsule p.o. q. 6 hours times three more days. 5. sarna lotion one application q.i.d. p.r.n. 6. reglan 5 mg q.i.d. a.c. and h.s. p.r.n. nausea. 7. multivitamin one cap p.o. q.d. 8. subq heparin 5000 units subq q. 8 hours. 9. phenergan 25 mg p.o. q. 6 hours p.r.n. nausea. , procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours venous catheterization, not elsewhere classified venous catheterization, not elsewhere classified parenteral infusion of concentrated nutritional substances insertion of endotracheal tube arterial catheterization transfusion of packed cells transfusion of platelets diagnoses: malignant neoplasm of liver, secondary paroxysmal ventricular tachycardia bone marrow replaced by transplant cardiac arrest secondary malignant neoplasm of lung secondary malignant neoplasm of bone and bone marrow 

Answer: The patient is high likely exposed to