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BACKGROUND: During surgical revision of a glaucoma drainage device, the status of the implant tube can be in question. The authors report two cases in which retrograde infusion of fluorescein-stained balanced salt solution was used to confirm the patency and location of the tube. METHODS: Fluorescein-stained balanced salt solution was made by dipping a sterile fluorescein strip into a 3-ml syringe of balanced salt solution until the fluid was visibly yellow. A 30-gauge canula was inserted into the tube at the reservoir end, and fluorescein-stained balanced salt solution was infused into the eye. RESULTS: Retrograde infusion of fluorescein-stained balanced salt solution confirmed the location and patency of the glaucoma drainage device implant tube, obviating the need for more extensive surgical intervention in these two cases. Neither patient experienced an adverse event. CONCLUSIONS: Retrograde infusion of fluorescein-stained balanced salt solution is a useful adjunctive technique for surgical revision of glaucoma drainage devices.
Dr D.L. Budenz, Bascom Palmer Eye Institute, University of Miami Medical School, 900 NW 17th Street, Miami, FL 33313, USA
12.8.2 With tube implant or other drainage devices (Part of: 12 Surgical treatment > 12.8 Filtering surgery)