The anal-vaginal junction mainly refers to tingling pain in the perineum, which is mainly considered in two aspects: First, it may be caused by inflammation or other local infections in the female vagina or male prostate, which requires further prostate ultrasound or colposcopy to clarify the cause of the disease; second, excluding male or gynecological diseases, it may be caused by perianal local hemorrhoids, anal fissure, perianal abscess during acute attacks If the pain is caused by hemorrhoids or anal fissure, you can choose to use local indomethacin tripterygium ice tablet plugs for nanoanal administration treatment and apply hemorrhoid cream to the painful area, if it is a perianal abscess, you need to perform perianal abscess one-time radical surgery as soon as possible, after which you need to disinfect and drain the local wound.