cardiac functional insufficiency

例句：

1. 1.The patient's cardiac functional insufficiency was diagnosed after a seriesof tests.
   经过一系列测试后，患者的心脏功能不全被诊断出来。
2. 2. The elderly man's cardiac functional insufficiency worsened with each passing day.
   随着时间的流逝，这位老人的心脏功能不全症状日益加重。
3. 3. Cardiac functional insufficiency can lead to variouscomplications, including heart failure and arrhythmias.
   心脏功能不全可能导致多种并发症，包括心力衰竭和心律失常。