👉 The term "subchoroidal" is derived from the Latin word "subchoris," which means "below the choroid." It refers to a region of the eye where the retina meets the choroid, and it's located below the cornea. The subchoroidal space is an important part of the visual system since it houses the blood vessels responsible for providing oxygen to the retina. In terms of its function, the subchoroidal space is crucial for maintaining proper vision by allowing the eye