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FA, ICGA, and FAF changes after vPDT (group 1). At two weeks after vPDT, the treatment zone showed intense hypofluoresence on (A) FAF and (C) ICGA, which was surrounded by a ring of hyperfluorescence; (B) This area appeared hyperfluorescent on FA. At four weeks after vPDT, the hypofluorescence on ICGA and FAF and the hyperfluorescence on FA are partially resolved.
