noun
epiphysitis
Medical term for inflammation of the epiphysis (the end part of a long bone). Used in clinical contexts.
成長期の子供に骨端炎が見られることがあります。
Epiphysitis can be seen in growing children.
Compound of 骨端 (こったん, 'epiphysis') + 炎 (えん, 'inflammation'). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.