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: this was a patient of dr. who was admitted for congestive heart failure in the setting of recent aortic valve replacement for aortic stenosis. hospital course: the patient was initially admitted to the medicine service. diuresis was attempted with little clinical improvement. after discussion with the patient and her family, it was decided to transfer the patient to the coronary care unit where she could have more accurate hemodynamic monitoring as well as administration of pressors as needed. she was transferred to the coronary care unit where a pulmonary artery catheter was placed. she was placed on dobutamine for inotropic support and diuresed. in order to improve her respirations, bilateral thoracentesis was performed. however only four hours after the thoracentesis, fluid reaccumulated in the pleural space. the following morning which was , the patient became hypotensive and required cpap with pressure support to maintain adequate oxygenation. the family was contact and the health care proxy which was her husband as well as the patient decided to approach the situation with comfort being the main goal. the patient was started on a morphine drip and cpap was discontinued. at 4:03 p.m., the patient was unresponsive with no pulse and no respirations and she was pronounced dead. the cause of death was congestive heart failure. final diagnosis: congestive heart failure. , m.d. dictated by: medquist36 procedure: thoracentesis diagnoses: urinary tract infection, site not specified congestive heart failure, unspecified unspecified essential hypertension atrial fibrillation heart valve replaced by other means 

Answer: The patient is high likely exposed to