Authors: Mohammed Alfalah, Kenneth Eng, Catherine Birt, Peter Kertes. University of Toronto.Author Disclosure Block: M. Alfalah: None. K. Eng: None. C. Birt: None. P. Kertes: None.Purpose: To assess zonular integrity in phakic patients post vitrectomy using ultrasound biomicroscopy. Study Design: Cross sectional, comparative, double masked, paired eye study. Methods: We ...