<prompt> In retinal aery angiogram dye injected through?Retinal aeryAntecubital veinOphthalmic aeryFemoral vein  <response>: Ans. is b i.e., Antecubital vein Angiography for fundus examination Angiography is used for dynamic flow study of Iris ,Retina or choroid . Following types of angiographies are used:? Fluorescein Angiography : - Sodium fluorescein dye is used by injecting it into antecubital vein. It is primarily used for retinal aery angiography, but iris choroid can also be examined. Indocyanine green Angiography :- It is used primarily for choroidal vasculature, especially in choroidal neovascular membranes CNVM. Therefore, it is used in - i The identification and delineation of poorly?defined or occult choroidal neovascularization, ii Retinal pigmented epithelium RPE detachments. 