がい収縮 しゅうしゅく せい不整 ふせい みゃくじゃなかった
kigaishūshuku sei fuseimyakujanakatta

Noun
Da Copula

The past negative form of 期外収縮性不整脈

1. Was not premature ventricular contraction.; Was not a premature ventricular arrhythmia.

Past/Perfective
Negative