Vander Salm T J
Division of Cardiothoracic Surgery, University of Massachusetts Medical School, Worcester 01655.
Ann Thorac Surg. 1989 Sep;48(3):437-9. doi: 10.1016/s0003-4975(10)62878-0.
Many dangers attend mitral valve replacement in the presence of dense posterior annular calcification. The procedure described has been successful in 4 patients. The major elements of this procedure include complete ultrasonic debridement of the calcification, reconstitution of the disassembled atrioventricular groove, and retention of the mitral valve leaflets.
在存在严重后瓣环钙化的情况下进行二尖瓣置换术存在诸多风险。所描述的手术方法已在4例患者中取得成功。该手术方法的主要步骤包括对钙化进行彻底的超声清创、重建已拆解的房室沟以及保留二尖瓣叶。
