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: past medical history: history is significant for aortic stenosis on echocardiogram. history is significant for hyperlipidemia and cesarean section in . medications: (home) 1. prempro .625/2.5, one tablet p.o. q.d. 2. atenolol 25 mg p.o.q.d. 3. fortaz xt, 120 mg p.o.q.d. 4. aspirin 325 mg p.o.q.d. the patient was taken by dr. to the op. the patient underwent bentall procedure on . postoperatively, the patient did well. she was subsequently extubated and weaned off drips. she was discontinued chest tube and transferred to the floor. postoperatively, on the floor, the patient did well. the patient was ambulated at level 5. she was able to climb stairs before discharge to home. discharge medications: 1. lopressor 12.5 mg p.o.b.i.d. 2. lasix 20 mg p.o.b.i.d. times five days. 3. -ciel 20 meq p.o.b.i.d. 4. aspirin 81 mg p.o.q.d. 5. prempro .625/2.5, one tablet p.o.q.d. follow-up care: the patient was told to followup with dr. in three to four weeks. the patient requested not to have home nursing care. upon discharge, the patient's vitals were stable. her blood pressure was running at 122/80, heart rate was about 79 to 80. she was saturating at 95% on room air. physical examination: examination included the heart rate with regular rate and rhythm, normal sinus. the incision was clean, dry, and intact, no drainage, no pus, and sternum stable. the patient was afebrile on discharge. dr., 02-351 dictated by: medquist36 procedure: extracorporeal circulation auxiliary to open heart surgery open and other replacement of aortic valve with tissue graft resection of vessel with replacement, thoracic vessels diagnoses: tobacco use disorder aortic valve disorders other and unspecified hyperlipidemia 

Answer: The patient is high likely exposed to