Giant cyst of the retina or macular cyst refers to a cyst that impacts your macula, the area of your retina that is crucial for directing light so you can see the small details required for tasks like writing or driving a car. The macula is located at the center of your retina. A fluid-filled sac is referred to as a cyst. Your eyes are one area of the body where cysts can form.
Moreover, a giant cyst of the retina can develop due to blood vessel damage following surgery, eye trauma, diabetes, and inflammation. A macular cyst can develop as a result of diabetes, blood vessel damage following surgery, inflammation, or eye trauma. A macular hole, which is a tear in the macula, is also referred to as a macular cyst on occasion.