ASC-US contact bleeding is not necessarily serious, need to look at the specific conditions, if it is cervical cancer is more serious. ASC-US means that after cervical exfoliative cell examination, it is not possible to immediately determine whether the atypical squamous epithelial cells are infected with inflammation or malignant changes, and then it is necessary to combine the clinical symptoms with further examination to make a clear diagnosis. Contact bleeding refers to a small amount of vaginal bleeding after sexual intercourse, gynecological examination, and constipation. Irregular vaginal bleeding in patients is clinically considered to be related to cervical diseases, such as cervical cancer, cervical polyps, etc., of which cervical cancer is relatively more serious, while cervical polyps and other benign lesions, which are not serious. If contact bleeding occurs, you need to go to the hospital in time for colposcopy, abdominal CT, TCT and other tests to determine the specific cause of the disease, timely targeted treatment, and if it is a malignant disease, it is necessary to carry out surgery, radiotherapy and other treatments in a timely manner.