Posterior capsular opacification (PCO), also known as 'after-cataract', occurs in about 20-25% of patients after cataract surgery.

A retinal detachment refers to when the retina separates from the retinal pigment epithelium.

A retinal break is usually caused by pulling forced between the vitreous humor gel and the retina.

Retinoschisis is a condition where the layers of the retina start to separate from each other.

Lattice and snail track degenerations are like stretch marks on the retina.

A retinal tuft is an abnormality present at birth (congenital) that is often in one of two main forms.

A posterior vitreous detachment (PVD) refers to the separation of the vitreous humor from the retina.

A retinal artery occlusion occurs when one of the arteries that extends into the eye is blocked.

CSR represents a condition where a large area of swelling occurs under the macula of one eye.

Solar retinopathy occurs when photoreceptors absorb intense solar radiation (light from the sun) and burst.

VMT occurs when the gel is still attached to the retina but is in the process of pulling away.

A retinal vein occlusion occurs when one of the veins that extends into the eye is blocked.

A macular hole is a fairly common cause of central vision loss and occurs due to the pulling forces of the vitreous gel on the fovea.

An epiretinal membrane (ERM) is formed due to an event that causes the dislocation of glial cells.

Valsalva retinopathy occurs when the pressure build up is so great that it pops a blood vessel on or inside the retina.

Exotropia is a type of strabismus (eye turn) where one eye is seen wandering outwards but all of the eye muscles still maintain full motion.

Esotropia is a type of strabismus (eye turn) where one eye is seen crossing inwards but all of the eye muscles still have full motion.

Accommodative insufficiency refers to the inability of the ciliary body to constrict resulting in blurred vision.

Convergence insufficiency is a condition whereby the eyes cannot converge to see a near target.

Amblyopia refers to a condition where the vision is sub-optimal despite a healthy eye.