急性 きゅうせい心筋 しんきん梗塞 こうそくではありませんでした
kyūseishinkinkōsokudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 急性心筋梗塞

1. Was not an acute myocardial infarction.; Was not a heart attack.

Past/Perfective
Negative
Polite
Formal Register
Medicine