外阴色素减退疾病,是指女性皮肤、粘膜发生变性及色素改变的一组慢性疾病。因病变部位皮肤和粘膜多呈白色,又称外阴白色病变,是一种常见而难治的妇女病。以往曾有外阴白斑、硬化萎缩性苦癣、外阴干燥症,原发性外阴萎缩之称。根据1987年国际外阴病研究协会的精神,将本类疾病统称为外阴色素减退疾病。 Vulvar hypogonadism, refers to the female skin, mucous membrane degeneration and pigment changes in a group of chronic diseases. Due to lesions of the skin and mucous membranes are mostly white, also known as white lesions of the vulva, is a common and refractory women’s disease. In the past had leukoplakia, sclerosis hardening atrophy, genital xerosis, said the primary atrophy of the vulva. According to the 1987 International Society of Vulvar Disease, this disease is collectively referred to as the disease of hypogonadism.