If a girl’s vulva is rotten like a mouth ulcer, it means that the local skin has become ulcerated. It is recommended to seek medical attention in time, improve the examination, make a clear diagnosis and actively give treatment. At the same time, you need to pay attention not to wear tight underwear, so as not to rub to aggravate the local ulcers, but also need to pay attention to maintain good hygiene habits, to avoid further induced infection. The girl’s vulva is rotten like a mouth ulcer, the clinical general consideration may be vulvar ulcer symptoms caused by diseases such as vulvitis, genital herpes, syphilis, vulvar white lesions: 1. vulvitis: the general consideration may be due to the patient’s poor hygiene habits leading to vaginal secretions, menstrual blood, feces and other stimuli, or long-term through tight pants, use of sanitary napkins and other causes of skin friction, moisture, poor permeability, etc. Inflammation of the vulva caused by tight pants and sanitary napkins. The vulva can become hematoma, erosion, and in severe cases, ulcers or eczema can form. Clinical treatment first requires active elimination of the causes, reduction of external stimuli, and improvement of local hygiene. Clean the vulva in time after urination and defecation to keep it clean and dry. You can use povidone iodine or potassium permanganate solution to relieve inflammation as prescribed by your doctor; 2. Vulvar eczema: eczema of the vulva is often related to local trauma, infection, allergy or mental stress. The symptoms of vulvar redness, red rash, often accompanied by obvious itching, such as local infiltration, moist stimulation, may lead to local ulcers, erosion and other symptoms. Usually, medication is used, and suitable antibiotics and glucocorticoid creams such as erythromycin ointment and tretinoin ointment are applied as prescribed by the doctor. You can also take oral antihistamines, such as cetirizine, loratadine, etc.; 3, genital herpes: usually considered to be a herpes simplex virus infection due to impure sex or the use of public items. It is commonly found on the labia, mons pubis, clitoris, etc. It manifests as scattered or clustered blisters of corn size, which can form ulcers after breaking down, and there are usually pain, itching, burning and other uncomfortable symptoms. The disease is prone to recurrent attacks and lasts for many years. The clinical treatment of genital herpes is based on a full course of antiviral therapy, which can be prescribed by oral acyclovir, famciclovir, vaxilovir, etc., combined with local application of acyclovir cream or penciclovir cream, etc.; 4, syphilis: is a systemic chronic sexually transmitted disease caused by the syphilis spirochete. In the early stage, it mostly occurs in the external genitalia, presenting as a round or oval flesh-red vesicular surface or shallow ulcer, without pain. If syphilis is diagnosed, penicillin treatment is generally preferred clinically, and if there is penicillin allergy, tetracycline, doxycycline, erythromycin and other treatments can be used; 5, vulvar white lesions: also known as vulvar dystrophy, usually related to genetics, trauma, infection and other factors, girls can have itching and pigmentation changes in the vulva. If the perineum is often wet and rubbed, ulcerative symptoms may occur. Usually, under the guidance of a doctor, local medication is used, such as fluorescein acetate cream, compound tretinoin cream, etc.; 6. Leukoplakia: Patients with leukoplakia can also have ulcers on the vulva, which is a kind of vascular inflammation and is considered to be related to infection, genetics and other factors. In addition to vulvar ulcers, skin or mucous membrane damage can also occur, such as oral mucosa, erythema nodosum, etc. It can also cause damage to the digestive system, cardiovascular system and the nervous system. Clinical treatment is based on controlling the spread of inflammation and preventing organ damage. Potassium permanganate sitz bath can be used to relieve vulvar ulcers, and oral ibuprofen, thalidomide, prednisone, etc. can be taken as prescribed for ulcers; 7. Vulvar injury: If there is a recent history of trauma, it is necessary to consider whether the ulcers appear due to local traumatic stimulation of vulvar injury, commonly with impact or contusion, etc. Failure to deal with the skin lesions in a timely manner and not paying attention to keeping the area clean and dry may lead to infection The ulcers may form. In this case, you need to actively carry out local disinfection treatment, you can use iodophor disinfection, regular drug changes. Pay attention to reducing friction and avoiding contamination to avoid secondary injuries. In addition to the above-mentioned diseases, inguinal granuloma, soft chancre, lymphogranuloma venereum and other rare sexually transmitted diseases can also cause ulcers on the external genitalia, which are mainly treated with antibiotics. In addition, we should be alert to the occurrence of vulvar cancer and take local tissue biopsy for clear diagnosis if necessary.