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Representative case of local recurrent after the first taraporfin PDT (tPDT). a Esophageal cancer was observed in the irradiation field (arrow heads). b First tPDT was performed. c Recurrent lesion was observed near the scar after achievement of L-CR by the first tPDT. Blue arrowhead means recurrent lesion after the first tPDT. d Repeated tPDT was indicated for the recurrent lesion after initial PDT. e Ulcer was formed after repeated tPDT. f Lesion L-CR was achieved
