From January 2017 to December 2019, 54 patients admitted to the hospital with congenital upper eyelid sagging (82 eyes) were randomly divided into observation group (n -27 cases, 39 eyes) and reference group (n-27 cases, 43 eyes), the observation group was treated with precision-clenation suspension, and the patients in the reference group were treated with upper blemycital muscle sagging, and the incidence of corrective and corrective two-group.
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