Mitral valve replacement

摘要: Abstract The clinical experience with mitral valve replacement at the Presbyterian-St. Luke's Hospital in Chicago since August 1961 is reviewed. over-all operative mortality was 20 per cent an additional 11 late deaths during a mean follow-up period of months. In reviewing factors influencing results surgery, direct correlation found between and level pulmonary vascular resistance, preoperative functional classification patients whether or not previous operation had been performed. Sixty-nine are still alive; these, 90 have benefited greatly from operation. Disabling complications rare. It concluded that this modality treatment should be utilized only whose progressive cardiac decompensation indicates poor prognosis without surgery. Likewise, New York Heart Association III permitted to progress into class IV before offered cumulative doubles when occurs.