Squamous cells are normal cells, which are important parts of the body and can play a protective function for the covered tissues, and squamous cells have the function of secretion and absorption. It is normal if there is no cell mutation, but if there is atypical hyperplasia, it may be a disease reaction and needs prompt attention. Atypical squamous cells are not cancer reactions, so there is no need to worry too much, but there is a tendency of cancer, after the appearance of squamous cells can be examined and confirmed to see if there is a problem of malignant change. If there is any malignant change, it is better to have an examination in time to avoid dangerous situation.