血栓 けっせん塞栓 そくせん しょうではありませんでした
kessen soku senshōdewārimasendeshita

Noun
Desu Copula
no-Adjective

The polite, past negative form of 血栓塞栓症

1. It was not thromboembolism.

Past/Perfective
Negative
Polite
Formal Register