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: heparin agents attending: addendum: pravachol 20 mg po daily was added to medication regimen upon discharge. discharge disposition: extended care facility: center - md procedure: venous catheterization, not elsewhere classified extracorporeal circulation auxiliary to open heart surgery diagnostic ultrasound of heart enteral infusion of concentrated nutritional substances hemodialysis incision of mediastinum resection of vessel with replacement, thoracic vessels open heart valvuloplasty of aortic valve without replacement diagnoses: unspecified pleural effusion unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled acute and subacute necrosis of liver acute kidney failure, unspecified cardiac complications, not elsewhere classified atrial fibrillation subarachnoid hemorrhage hemorrhage complicating a procedure dissection of aorta, thoracic iatrogenic cerebrovascular infarction or hemorrhage heparin-induced thrombocytopenia (hit) 

Answer: The patient is high likely exposed to