Relation of the vector force needed to lift the upper eyelids and the degree of exophthalmos

초록

Purpose: In the correction of mild ptosis, it is not easy to determine the amount of plication of the levator aponeurosis. Byun wrote that a greater degree of plication or resection is needed in enopthalmic patients than in exophthalmic patients. High-field magnetic resonance imaging (MRI) enabled the measurement of the thickness and width of the extraocular muscles.