In retinal artery angiogram dye injected through-

Ans. is 'b' i.e., Antecubital veinAngiography for fundus examinationo 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 artery 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 (RPEj detachments.