十二指腸じゅうにしちょう潰瘍かいようじゃなかったです
ijūni shi chōkaiyōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 胃十二指腸潰瘍

1. Wasn't a gastric/duodenal ulcer.

Past/Perfective
Negative
Polite
Casual Register