YOU SAID:

I have a terrible headache and my hand is broken.

INTO JAPANESE

ひどい頭痛がして、手が折れてしまいました。

BACK INTO ENGLISH

I had a terrible headache and broke my hand.

INTO JAPANESE

ひどい頭痛がして手を折った。

BACK INTO ENGLISH

I had a terrible headache and broke my hand.