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    Video Journal of Cataract & Refractive Surgery
    02:28
    Cataract/Anterior Segment

    The presence of a peripupillary membrane can often interfere with pupil dilation, even in minor cases. Dr. Robert Osher demonstrates a peripupillary membranectomy, which leaves the iris free to dilate. His technique is especially useful when the pupil is bound by synechiae.