Itchy labia minora may be caused by disease factors or may be related to non-disease factors.
Disease factors such as vulvar and vaginal inflammation, cervical inflammation, sexually transmitted diseases, vulvar skin diseases, etc.; non-disease factors such as physiological factors like pregnancy, premenstrual period and poor lifestyle habits may cause itchy labia minora. For specific diagnosis and differentiation, relevant tests need to be conducted and judgment made with the help of a professional doctor.