Cataract - a cloudy lens that obstructs the light's path to the retina

Diabetic Macular Edema - swelling of the most sensitive part of the retina caused by diabetes

Diabetic Retinaopathy - disease of the retina caused by diabetes

Glaucoma - high pressure in the eye that may cause ocular damage (vision loss)

Infusion line - a surgical instrument used to keep the desired pressure and volume of the eye during surgery

Hemorrhage - blood

Intraocular lens - artificial lens used with cataract (cloudy lens) removal

(Intra) ocular - inside the eye

Iris - the colored part of the eye whose center is the pupil through which light passes

Laser photocoagulation - light threatment of the retina

Lens - the usually clear tissue behind the iris that focuses light onto the retina

Macular hole - a hole in the central and most sensitive part of the retina

Membrane, pre- or sub-retinal - scar tissue in front of, or under the retina

Pars plana - the circular anatomical area just behind the iris

Retinal detachment - separation of the retina from its normal position

Silicone Oil - a nontoxic clear medical grade sterile viscous oil used as a vitreous substitute

Vitrectomy - surgical removal of the vitreous gel in the back part of the eye

Vitreous - the clear gel behind the lens and in front of the retina