外阴瘙痒是妇产科常见的由多种原因引起的一种症状。最常发生在阴蒂、小阴唇、大阴唇、会阴及肛门周围。可发生在各年龄组,但多发生在更年期及老年期。瘙痒难忍,影响患者工作、学习和生活,应给予积极有效的治疗。引起本病的原因繁杂,局部有各种外阴皮肤病、非特异性皮炎、外阴干枯、外阴白色病变、外阴皮肤的非典型增生性改变及早期外阴癌。有各种类型的阴道炎症,如滴虫、霉菌、肠道寄生虫、阿米巴、疥螨性阴道炎、子宫颈炎等引起异常阴道分泌物,导致外阴瘙痒。还有尿液、皮脂腺异常分泌也可刺激皮肤而发病。全身疾病如糖尿病、黄疸、维生素A 缺乏,过敏性疾病,此外还有神经精神方面的因素如神经性外阴瘙痒。诊断外阴瘙痒需进行病因学诊断,才能获得有效的彻底治疗。1.全面完整的病史:各种感染的接触史,药物过敏史,局部理化刺激史及了解患者的精神心理状态。外阴瘙痒一般昼轻夜重,当精神紧张、劳累、食用刺激性饮食后加重,严重者瘙痒呈持续性,奇痒难忍,影响排尿及性生活。 Genital itching is a common cause of obstetrics and gynecology caused by a variety of reasons. Most commonly occurs in the clitoris, labia minora, labia majora, perineum and anus around. Can occur in all age groups, but mostly in menopause and the elderly. Itching unbearable, affecting patient work, study and life, should be given a positive and effective treatment. Caused by the complex causes of this disease, there are various local vulvar skin disease, non-specific dermatitis, genital dryness, white lesions of the vulva, atypical hyperplasia of vulvar skin changes and early vulvar cancer. There are various types of vaginal inflammation, such as trichomoniasis, mold, intestinal parasites, amoebiasis, scabies vaginitis, cervicitis caused by abnormal vaginal discharge, leading to genital itching. There are urine, abnormal secretion of sebaceous glands can also stimulate the skin and disease. Systemic diseases such as diabetes, jaundice, vitamin A deficiency, allergic diseases, in addition to neuropsychiatric factors such as neurogenic vulvar itching. Diagnosis of vulvar pruritus requires etiological diagnosis, in order to obtain effective thorough treatment. 1. Complete and complete medical history: contact history of various infections, drug allergy history, history of local physical and chemical stimulation and understanding of the patient’s mental state. Genital itching general daytime and night heavy, when the nervous, tired, eating aggravating diet, severe itching was persistent, itching unbearable, affecting urination and sexual life.