The possible causes of the redness around the urethra in women are: 1. The presence of inflammation around the urethra will result in redness of the mucous membrane, which can be accompanied by a slight painful sensation, especially when urinating, the local pain is more obvious, further examination of local secretions or local bacterial smear examination is needed to confirm the diagnosis. 2. Gynecological inflammation involving the urethra can appear a little red around the urethra, such as female The UTIs are the most important part of the UTIs. 4, sexually transmitted diseases, such as gonococcal infection, non-gonococcal urethritis, etc., can lead to a little red around the urethral orifice, and can be accompanied by increased urethral discharge, especially after a history of unclean sexual contact, further examination of sexually transmitted diseases is required to confirm the diagnosis.