Fig. 2From: Subretinal heterotopic respiratory epithelium: a case report and literature reviewFFA photographs of the tumor. FFA results are shown in Fig. 2. The arteriovenous phase of FFA is shown in (a), and a large number of vascular networks inside the tumor, as well as the large choroidal vessels, can be seen around the tumor. In the later phase of FFA, the dye gradually leaked and the tumor accumulated fluorescein (b)Back to article page