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: shellfish pmh: rhd neuro: sedated on propofol. episodes of increased wakefuleness during which pt will move all extremities however due to large ct o/p sedation increased. perrl, 3mm. cv: hr 80-low 100's nst, occ pac's. arrived on milrinone which was decreased to 0.125 mcg/kg/min due to ci consistently > 2.0. as above, sbp down to as low as 50-60's with pt movement/wakefulness-treated w/ volume and low dose levophed. large ct o/p treated w/ total 100 mg protamine. inr 1.6. repeat coags pnd. ct o/p is decreasing. hct down to 24. currently receiving 1 uprbc's. ca+ and k+ repleted. resp: vented on simv 600x10. fio2 decreased to 60% after stable abg. bs clear w/ good aeration throughout. gi: abd soft. ogt w/ small amts clear dng. gu: large, dilute urine o/p. endo: glucose 179 on arrival. treated w/ 2u reg insulin iv bolus followed by 2u/hr insulin gtt. glucose down to 87 within 1 hour-gtt turned off and restarted for glucose of 120 the next hour. id: arrived cold. warmed w/ bair hugger. ivab cont. skin: intact. comfort: mso4 given for pain control. social: husband into visit. translates for wife who understands minimal english. a: good ci. labile bp. ? dry. ct o/p decreasing. procedure: extracorporeal circulation auxiliary to open heart surgery open and other replacement of aortic valve open and other replacement of mitral valve diagnoses: mitral valve insufficiency and aortic valve insufficiency rheumatic heart failure (congestive) 

Answer: The patient is high likely exposed to