Results The clinical symptom of 5 patients disappeared , 9 alleviated obviously , 2 inert but no aggravation , ever syncope 4 patients have no repetitiousness and their cardiac function ameliorated obviously .
结果5例临床症状消失，9例明显减轻或改善，2例改善不明显，但未加重。4例发生过晕厥患者未再出现晕厥，心功能明显改善，随访中所有病例存活。
repetitiousness