Fifty percent of glaucomas are undiagnosed consequently, we should develop new technologies to aid in glaucoma diagnosis. Glaucoma is the first cause of irreversible blindness in the world. 4.6 Two OCTA devices with the same patient.4.5 OCTA VD increase after glaucoma surgery.4.4 Advanced asymmetric glaucoma and myopia.4.3 Glaucomatous versus healthy patient – whole-image macular OCTA.4.2 Glaucomatous patient - whole-image optic nerve OCTA.4 Clinical cases and images of OCTA and glaucoma.3.9.4 Leber hereditary optic neuropathy.3.9.3 Anterior ischemic optic neuropathy.3.9 OCTA and systemic and neuro-ophthalmological diseases.3.1 Historical considerations and functioning principles of OCT and OCTA.2.2 Anatomy - Vascularization of the optic nerve.2.1 Vascular and Mechanical theories of glaucoma.