Pure sex vulvitis is main as a result of carelessly vulva is wholesome and get the stimulation of following element:

(One) vaginal secretion is exciting: Because vaginal secretion grow in quantity or classics blood, menstruation fills up stimulation, especially palace neck is phlogistic when reaching all sorts of vaginitis, secretion grow in quantity, flow to vulva, all can produce the vulvitis of different level.

(2) other and exciting element: If the fluid of the make water that contain sugar of ① diabetic is direct exciting: ② make water repeatedly the patient suffers uric fluid macerate for a long time; Patient of ③ dung fistula is become diarrhoea, rare when suffer stimulation of excrement and urine; Pinworm of ④ bowel path.

(3) mixture sex infection: As a result of the stimulation of many sided, often cause mixture sex appeal to catch, pathogenic bacteria often is grape coccus, streptococcic, coliform organisms.