Grading Scheme for Marginal Reflex Distance 1, Marginal Reflex Distance 2 and Levator Muscle Excursion.
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Ptosis of upper eyelid is measured with Marginal Reflex Distance 1 and used to assign a P or ptosis score. Marginal reflex distance 2 values were used to assign an I or inferior scleral show score. Levator muscle excursion values were used to assign an L score.
创建时间：
2015-12-02
