👉 Bathochromy is a type of visual acuity defect characterized by a loss or decrease in vision at a specific point on the retina. It primarily affects individuals with an eye that has been affected by a condition called optic nerve disease, such as glaucoma. This condition can cause fluid to leak into the brain, which can impair vision and other senses. The term "bathochromy" is derived from the Greek word "bathos," meaning "stream" or "
