伝でん染せん性せい紅こう斑はんでんせんせいこうはんMeanings1nounerythema infectiosum; fifth disease; slapped cheek syndromemedicine›Medical term for a common childhood viral infection caused by parvovirus B19, characterized by a bright red facial rash. In everyday Japanese, often referred to as りんご病 (apple disease).伝でん染せん性せい紅こう斑はんは
