严重心律失常 meaning in Chinese

serious arythmia
serious cardiac arrhythmias
severe arrhythmia

For the treatment of serious cardiac arrhythmias
治疗严重心律失常
Heart function and nutrition status were improved in the perioperative period
结果： 7例手术均获成功，早期死亡1例，死于严重心律失常和心力衰竭。
The guidelines recommend that patients undergo evaluation and treatment before noncardiac surgery only for active heart problems like severe angina , late - stage heart failure , serious heart rhythm abnormalities ( arrhythmias ) and severe heart valve disease
指南建议，非心脏手术前需要进行评估和治疗的患者仅限于那些活动性心脏病患者，例如严重心绞痛、晚期心力衰竭、严重心律失常和重度心瓣膜病。