(はっしょう)

はっしょう
noun
onset (of disease); outbreak
See also: 発祥(はっしょう) (origin, birthplace)
1. onset; outbreak (of disease)
The point at which symptoms of a disease or condition first appear.
発症(はっしょう)から三日(みっか)入院(にゅういん)した。
I was hospitalized three days after the onset.
糖尿病(とうにょうびょう)発症(はっしょう)するリスクが(たか)い。
There's a high risk of developing diabetes.
ストレスが発症(はっしょう)()(がね)になることがある。
Stress can trigger the onset of the condition.

発症(はっしょう) refers specifically to the moment when symptoms of a disease first appear. Common in medical and health-related contexts.

COMPOUND: (はつ) (emit/appear) + (しょう) (symptom)

COMMON COLLOCATIONS:

  • 発症(はっしょう)する: to develop (a disease)
  • 発症(はっしょう)(りつ): incidence rate
  • 発症(はっしょう)時期(じき): time of onset
  • 発症(はっしょう)リスク: risk of onset
  • 発症(はっしょう)(ふせ)ぐ: to prevent onset
  • 発症(はっしょう)から~(にち): ~ days after onset

HOMOPHONE:
Not to be confused with 発祥(はっしょう) (origin, birthplace of something).

SIMILAR WORDS:

  • 発病(はつびょう): falling ill (broader; emphasizes becoming sick rather than symptom onset)
  • 再発(さいはつ): recurrence, relapse