再発(さいはつ)

さいはつ
noun
recurrence; relapse
health
1. recurrence; relapse (of disease)
The return or worsening of symptoms after a period of improvement or remission.
がんの再発(さいはつ)が見(み)つかった。
A recurrence of cancer was found.
再発(さいはつ)防止(ぼうし)のために定期(ていき)検診(けんしん)を受(う)ける。
I get regular checkups to prevent recurrence.
症状(しょうじょう)が再発(さいはつ)した場合(ばあい)はすぐに受診(じゅしん)してください。
Please see a doctor immediately if symptoms recur.
2. recurrence; happening again
Something happening again, such as an incident or problem recurring.
同様(どうよう)の事故(じこ)の再発(さいはつ)を防(ふせ)ぐ。
Prevent similar accidents from recurring.
問題(もんだい)の再発(さいはつ)が懸念(けねん)される。
There are concerns about the problem recurring.
再発(さいはつ)防止(ぼうし)策(さく)を講(こう)じる。
Implement measures to prevent recurrence.

再発(さいはつ) is used in both medical and general contexts.

Medical usage

  • がんの再発(さいはつ): cancer recurrence
  • 再発(さいはつ)率(りつ): recurrence rate
  • 再発(さいはつ)リスク: risk of relapse

Usage

Common collocations

Related Words

Compare: 再燃(さいねん) (flare-up (conflicts, debates))
Compare: 発症(はっしょう) (onset (of disease))
Compare: 反復(はんぷく) (repetition, iteration)
general
Added 2026.1.30 23:54 · Revised 2026.9.4 21:31
09000/09017_saihatsu