Chlamydia, genital herpes, genital warts, trichomoniasis, gonorrhea and other organisms can cause vaginal/vulvar itching and irritation and other symptoms. Yeast infection (vaginal candidiasis). About three out of every four women will develop a yeast infection at some point in their lives. Vaginal itching and irritation are common (and uncomfortable) symptoms women stinging or burning sensation of the external skin surrounding the vaginal area. Feminine itch can be caused by a number of factors.2 Some of the most.