がい収縮 しゅうしゅく せい不整 ふせい みゃくではありません
kigaishūshuku sei fuseimyakudewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 期外収縮性不整脈

1. Not premature ventricular contraction arrhythmia.; Not an arrhythmia due to premature ventricular contractions.

Negative
Polite
Formal Register