Vitrectomy may be performed to clear blood and debris from the eye, to remove scar tissue, or to alleviate traction on the retina. These things (blood, debris, etc.) can obscure light as it passes through the eye to the retina, resulting in blurred vision. The vitreous gel is also removed.
Most laser surgery of the eye does not require any special preparations. Laser surgery is usually quick and painless. The surgeon will give you instructions about eye care after the surgery. The risks vary according to the type of laser procedure and will be discussed thoroughly by your surgeon.
The following can be treated be laser surgery: