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Optic disc abnormality predictive of future visual-field loss
Fort Lauderdale, FL-Both Heidelberg Retina Tomograph (HRT, Heidelberg Engineering) exams and stereoscopic optic disc photographs can show abnormalities that pre- dict glaucomatous visual-field abnormalities as early as 4 years before visual-field conversion occurs, according to results of an analysis conducted at the University of California San Diego, La Jolla.
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