先天性上睑下垂是一种常见的遗传性眼病,其临床特征是上睑下挂,上举无力,因而视物时,需借助额肌代偿,以致出现额部皮肤皱褶,眉毛上提的特有体征;有时看物还需抬头后仰,进一步代偿眼睑上举的不足。部分患者有内眥赘皮,有时还伴有眼外肌麻痹,严重影响眼球运动。该病多于出生时即存在,发生于单眼或双眼,病情非进行性。患者常因影响工作、学习及美观而就医。 Congenital blepharoptosis is a common hereditary eye disease, the clinical features of the lower eyelid hanging, on the move weakness, so depending on the material, need to rely on frontal muscle compensation, resulting in forehead skin folds, eyebrows raised Of the unique signs; sometimes see things need to look up and down, to further compensate for lack of lifting on the eyelids. Some patients have epicanthus, sometimes accompanied by extraocular muscle paralysis, seriously affecting the eye movement. More than the birth of the disease that exists in one or both eyes, the disease is not progressive. Patients often seek medical attention for their work, study and beauty.