変へん症しょう

noun, noun or participle which takes 'suru', intransitive verb

change in disease nature; developing into another disease; taking a turn for the worse

Medical term describing a shift in a patient's condition, often implying deterioration or complication. Used in clinical contexts.

• インフルエンザが肺はい炎えんに変へん症しょうするケースもある。

  There are cases where influenza develops into pneumonia.

• 患かん者じゃの容よう態たいが急きゅうに変へん