Small cracks on the lower body may be caused by vaginitis, ringworm and eczema. Need to go to the hospital to do gynecology, ultrasound, leukorrhea routine and some other related examination. Determine the specific situation after symptomatic treatment. 1. Vaginitis: Vulvovaginal pseudofilament candidiasis, under the guidance of the doctor, oral antifungal fluconazole, with clotrimazole suppositories for local treatment of the vagina. Trichomonas vaginitis or bacterial vaginosis: under the guidance of a doctor, you can take oral metronidazole drugs, with vaginal use of metronidazole suppositories or bisacodyl suppositories. 2. ringworm: can be in the doctor’s advice, the use of ketoconazole or miconazole nitrate ointment for external treatment. 3. eczema: eczema caused by the doctor’s guidance, you can choose pimecrolimus cream, tacrolimus ointment, if the symptoms are more serious, you can, under the advice of the doctor, the use of methotrexate or cyclosporine drugs for treatment. During the treatment period, you need to maintain local cleanliness and hygiene, eat a light diet, do not eat seafood and stimulating food, and follow the doctor’s instructions to do a regular review.