There are more causes of perianal itching, and common diseases include eczema, ringworm, hemorrhoids, candidal interscriptive eruption, sclerosing moss, etc. Bad habits can also lead to perianal itching, such as not paying attention to private hygiene, incomplete cleaning after the stool, the use of irritating body wash, soap, etc.
In addition, itching of the vulva and anus after unclean sex also requires consideration of sexually transmitted diseases, such as condyloma acuminata. If perianal itching persists without relief even after improving lifestyle habits, it is recommended to seek medical attention promptly.