The absence of cervical canal cells means that no cervical canal cells were found in the results of the TCT test and that the woman’s cervix is healthy without conditions such as cervicitis. Cervical canal cells are pathogenic cells of the cervix. If cervical canal cells are present, it means that the woman is suffering from cervicitis or cervical lesions and other conditions. TCT is a gynecological screening cytology test for cervical cancer, which is performed by swiping cervical exfoliated cells for cytological examination to diagnose whether there is a cervical lesion. lesions occur. It is recommended to do a good job of vulva cleanliness, wash your vulva with warm water every night, change your underwear regularly, put your underwear in the sun after washing, and wear cotton breathable underwear to effectively prevent gynecological inflammation.