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Fluorescein angiography 1 day before PDT (A), at day 0 (3 hours after PDT) (B), and day 1 (C). The large arrow indicates irradiation after 30 seconds, the small arrow after 5 minutes, and the arrowhead control. The area irradiated after 30 seconds using the femtosecond pulse laser shows less hypofluorescence than the area irradiated 5 minutes after PDT.
