Translation of "Ailments" in Japanese

Weakness brought on by a number of respiratory ailments had forced him just last week to announce that he was giving up his conducting career.

複数の呼吸器疾患による衰弱のため、彼は先週、音楽指揮者としての仕事を断念する旨の発表を余儀なくされたばかりでした。