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: codeine attending: addendum: the patient has primary gallbladder cancer with secondary extension/metastasis into the liver. please refer to path report for further details. discharge disposition: home with service facility: vna md, procedure: cholecystectomy partial hepatectomy diagnoses: pure hypercholesterolemia malignant neoplasm of liver, secondary unspecified essential hypertension atrial fibrillation hypotension, unspecified personal history of antineoplastic chemotherapy acquired absence of both cervix and uterus malignant neoplasm of gallbladder 

Answer: The patient is high likely exposed to