The retina is the light-sensitive layer of tissue that lines the inside of the eye and sends visual messages through the optic nerve to the brain. When the retina detaches, it is lifted or pulled from its normal position. If not promptly treated, retinal detachment can cause permanent vision loss
These are small circular defects in the retina
This is due to pulling of retinal flap because of vitreous shrink
Laser is a beam of light that is converted to heat when it hits the retina. This welds the retina to the underlying choroid.
Cryotherapy refers to a cold probe that freezes the tissue around the tear causing the retina and choroid to stick together.
Surgical Therapy (What is Vitrectomy):