A 75–year old patient presents with deterioration of vision. On examination the pupillary reflex is observed to be sluggish and the Intraocular pressure is normal. Optic disc evaluation shows a large and deep cup and primarily shows paracentral scotomas. The most likely diagnosis is –
Glaucomatous cupping (large and deep cup) along with glaucomatous visual field defect (paracentral scotomas are the most frequent) in a patient with normal intraocular pressure suggest a diagnosis of Normal Tension Glaucoma (NTG).
Primary Narrow Angle glaucoma
Normal Tension Glaucoma
Neovascular Glaucoma
Absolute Glaucoma