title: Involutional blepharoptosis. A histopathological study.
abstract: Nineteen eyelids were examined histologically in cases of involutional blepharoptosis. Aponeurogenic defects were demonstrated in the majority of cases. A revised classification of acquired blepharoptosis, and the procedure of choice for the correction of this entity are discussed.
mesh_terms: D001763:Blepharoptosis / Q000145:classification / Q000473:pathology* / Q000601:surgery; D005143:Eyelids / Q000473:pathology* / Q000601:surgery; D006801:Humans