因病

yīn bìng qǐng jià

因病请假

ask for sick leave

yīn bìng tuì xué

因病退学

leave school owing to bad health

fù qīn yīn bìng qù shì

父亲因病去世。

Father died because of illness.

tā yīn bìng quē qín

她因病缺勤。

She has been absent from work due to illness.