Detached Retinal Surgery – Its Various Types

To understand how a detached retina surgery canimmediately consult a doctor without fail.
be performed, we need to understand whatRetinal surgery is a type of eye surgery involving
retinal detachment is. In a layman’s language,the repair of a detached retina. The retina
it is a disorder of the eye where the retina getstransmits signals or messages to the optic nerve
separated from its attachment to its underlyingand the brain or nervous system, thus completing
tissue within the eye. Retina is a thin layer ofthe cycle of vision. The specific type of surgery
light-sensitive tissues on the back wall of the eye.will depend on the type, size, and location of the
When we look around, light from the objects wedetached retina.
are trying to see enters the eye. The light imageLaser surgery or a freezing treatment called
is focused onto the retina by the cornea and thecryopexy may be recommended for small holes
lens. The retina translates that focused image intoand tears. It creates a scar/adhesion around the
neural impulses and sends them to the brainretinal hole to prevent fluid from entering the hole
through the optic nerve. The retina can beand accumulating behind the retina and
compared to the film of the camera.aggravating the retinal detachment. Cryopexy is
Retinal detachments are basically results of retinalmostly done in cases where there is a lot of fluid
break, tear or hole. The tear allows vitreous fluidbehind the hole.
to seep through it under the retina, and peel itA scleral buckle is a tiny synthetic band that is
away like a bubble in wallpaper. It is the fluid thatattached to the outside of the eyeball to gently
separates the retina from the back of the eye.push the wall of the eye against the detached
The common symptoms are flashing lights andretina. The bands are generally not removed. The
floaters. Flashing lights are caused by the vitreousmost common side effect of a scleral operation is
gel pulling on the retina or a looseness of thethe myopic shift.
vitreous, which allows the vitreous gel to hitVitrectomy involves removal of the vitreous gel
against the retina. Floaters on the other hand, areand is combined with filling the eye with a gas
caused by condensation in the vitreous gel andbubble (SF6 or C3F8 gas). The gas is often
are described by patients as spots, strands, orinjected into the eye to replace the vitreous and
little flies. In case the patient experience a shadowreattach the retina (known as a pneumopexy);
or curtain that affects any part of the vision, thisthe gas pushes the retina back against the wall of
can indicate that a retinal tear has progressed tothe eye.
a detached retina and the patient should