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 medications: 1. lopressor 50 mg p.o. b.i.d. 2. coumadin 4 mg p.o. q day titrated to an inr of 2 to 2.5 as needed with inr draws as needed. 3. aspirin 325 mg p.o. per day. 4. regular insulin sliding scale. 5. acetaminophen 650 mg p.o. q 4 to 6 h p.r.n. for pain. 6. lasix 20 mg p.o. the patient is also returning on furosemide 20 mg p.o. q 12 h times five days with potassium chloride 20 meq p.o. q 12 during that duration. hold for a k greater than 5 as electrolytes are checked at rehabilitation. he is to assume his furosemide 20 mg p.o. q day, his home regimen dose with 20 meq potassium chloride supplement every day. he is to receive percocet as needed for pain. on discharge the patient is in good condition and with no acute events. the patient is to follow with dr. and his primary care provider, . who will manage his anti-coagulation. dr., 02-248 dictated by: medquist36 d: 21:06 t: 22:45 job#: procedure: diagnostic ultrasound of heart open and other replacement of aortic valve diagnoses: congestive heart failure, unspecified unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled atrial fibrillation heart valve replaced by other means long-term (current) use of anticoagulants diseases of tricuspid valve rheumatic aortic stenosis 

Answer: The patient is high likely exposed to