The yellow leukorrhea and itchy vulva are generally considered to be vaginitis, but also cervicitis, endometritis and other pelvic inflammatory diseases, or cervical lesions, etc. It is recommended to consult a doctor in time, complete the relevant laboratory tests, and according to the condition of the anti-infective or surgical treatment. Do not blindly handle the medication on your own, so as not to delay or aggravate the condition. 1. Vaginitis: abnormal leukorrhea with vulvar itching is a typical symptom of vaginitis, the causes include pathogen infection, external stimulation, hormone levels, etc., need to improve the vaginal secretion laboratory tests, to clarify the type of vaginitis, to take the appropriate anti-infective treatment, including metronidazole, clotrimazole suppository, bisulfite suppository, etc., and at the same time should be prohibited from having sex, maintain hygiene, if necessary, the sexual partner should be treated at the same time. 2. Pelvic inflammatory diseases: including cervicitis, endometritis, etc., usually associated with pathogen infection, due to the stimulation of inflammation will appear the symptoms of increased leukorrhea, usually gray or yellowish, purulent or with odor leukorrhea, which can be accompanied by lower abdominal pain, vaginal secretions will stimulate the vulva to appear itchy. In addition, cervical lesions may also be accompanied by increased vaginal discharge, which may be watery, yellow, with odor, etc. If the vulva is stimulated, itching may occur, and cervical cytology, colposcopy, cervical biopsy, etc., are needed to make a clear diagnosis, and medication, surgical treatment, or radiotherapy will be carried out in accordance with the doctor’s instructions. There may also be other reasons for the itchy vulva, so it is recommended to go to the hospital in time, complete the examination to clarify the cause of the disease, and then give targeted treatment or treatment under the guidance of the doctor.