yī shēng jiǎn chá hòu fā xiàn tā tuǐ shàng zhǎng le yí gè liáng xìng xuè liú，wú xū shǒu shù。

医生检查后发现他腿上长了一个良性血瘤，无需手术。

After an examination, the doctor found a benign blood tumor on his leg that does not require surgery.