This test involves injecting dye into the bloodstream and taking a picture of it as it runs through the eyes. It allows careful study of the retinal circulation. In most imaging techniques, the dye appears white against a darker background.
This test involves injecting dye into the bloodstream and taking a picture of it as it runs through the eyes. It allows careful study of the retinal circulation. In most imaging techniques, the dye appears white against a darker background.