突とっ発ぱつ性せい発ほっ疹しん

noun

roseola; exanthem subitum; sixth disease

Medical term for a common childhood illness causing high fever followed by a rash. Also known as roseola infantum or three-day fever.

• 突とっ発ぱつ性せい発ほっ疹しんは、乳にゅう幼よう児じによく見みられるウイルス性せいの病びょう気きです。

  Roseola is a viral illness commonly seen in infants and young children.

• 高こう熱ねつが下さがった後あとに、突とっ発ぱつ性せい発ほっ疹しんの特とく徴ちょう的てきな発ほっ疹しんが現あらわれました。

  After the high fever subsided, the characteristic rash of roseola appeared.