Fig. 1From: PreserFlo MicroShunt® exposure: a case seriesA Slit lamp photograph showing the exposed distal tip of the PreserFlo MicroShunt®. Note the presence of severe blepharitis associated with conjunctival inflammation. B Seidel sign is present after fluorescein instillation. C Anterior segment-OCT showing the superficial position of the PreserFlo MicroShunt®Back to article page