A glaucoma characterized by narrowing of the anterior chamber angle secondary to neovascularization along the iris and iridocorneal angle such that the aqueous fluid outflow is blocked and intraocular pressure becomes inappropriately elevated leading to optic nerve damage and visual field loss. Neovascular glaucoma has_symptom progressive peripheral vision loss, decreased vision, and pain, redness, and headache in acute cases. Neovascular glaucoma can be related to abnormal angiogenesis with ischemic retinal diseases, inflammation, diabetes mellitus, intraocular malignancy, and autoimmune diseases. [ url:https://journalretinavitreous.biomedcentral.com/articles/10.1186/s40942-016-0051-x ]