眼睑部色素痣的色素多少,表面形态及隆起的程度很不一致,是一种良性病损,如反复刺激可能演变成恶性黑色素瘤。患者多因痣被搔破,或因睑缘痣摩擦眼球而来诊。我们根据黑色素瘤对低温敏感的观点,从75年开始对眼睑部色素痣使用液氮冷冻治疗,共60例,经过较长期观察认为疗效好,总结如下: Eyelid pigment mole number, surface morphology and the degree of uplift is very inconsistent, is a benign lesions, such as repeated stimulation may evolve into malignant melanoma. Patients were mostly due to mole ruptured, or rubbing the eye because of moles and moles. According to melanoma cold sensitivity point of view, from 75 years on the eyelid nevus using liquid nitrogen cryotherapy, a total of 60 cases, after a longer period of observation that the good effect, summarized as follows: