yī / shēng / jiǎn / chá / hòu / què / rèn / tā / huàn / yǒu / chǐ / yín / yán / xū / yào / jí / shí / zhì / liáo医生检查后确认他患有齿龈炎,需要及时治疗。After an examination, the doctor confirmed that he had gingivitis and needed prompt treatment.