Yī / shēng / shuō / tā / de / zhuī / guǎn / yǒu / qīng / wēi / xiá / zhǎi / xū / yào / dìng / qī / fù / chá。

医生说他的椎管有轻微狭窄，需要定期复查。

The doctor said that his spinal canal was slightly narrowed and needed regular checkups.