left atrium-Dilated,aorta-3cm,ESD - 4.5CM,EDD - 5.5 CM,EF-38%,FS-19%,MR-4+,AR-3+,DIAGNOSIS - CAD,LVH,AR(SEVERE),MR(MOD-SEVERE),LVDF, Mitral valve-poor opening - 2003 MITRAL VALVE - MVP,ESD-4.5CM,EDD-6.4CM,EF-56%,FS-30%, AORTIC FLOW-AS JET,VEL:2.8M/SEC,GR:3.1MM MVP,MILD MR,AVD,MILD AS+AR - 2004,MILD LVH,GOOD LV FUNCTION, AND IN JANUARY 2011,JOINED IN HOSPITAL WITH FEVER FROM 2 DAYS AND HAD INFECTION IN THE LEVER.HE CURED AND DISCHARGEG FROM THE HOSPITAL.ONE DAY HE SUDDENLY WENT TO MOTION AND,GOT SWETING AND DIED IN HALF AN HOUR.HOW HE SUDDENLY DIED?