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    By Kimiya Shimizu, MD, PhD
    Video Journal of Cataract and Refractive Surgery
    Cataract/Anterior Segment, Refractive Mgmt/Intervention

    In this video from Dr. Osher's Video Journal of Cataract and Refractive Surgery, Dr. Kimiya Shimizu uses a piggyback implantable collamer lens (ICL) to correct significant hyperopia in a challenging nanophthalmic eye. Dr. Shimizu explains his approach to power calculation for an ICL in multiple piggyback situations.