Term
What pathology does a scleral buckle treat? |
|
Definition
|
|
Term
What causes retinal detachment? |
|
Definition
liquid in the vitreous cavity passes through a retinal tear, separating the retina from the choroid |
|
|
Term
What is the effect of retinal detachment? |
|
Definition
vision loss wherever the retina has become detached |
|
|
Term
What procedure may be performed along with a sceral buckle |
|
Definition
|
|
Term
Why are the recti muscles tagged? |
|
Definition
So the glove of the eye ay be rotated in any direction needed by the surgeon |
|
|
Term
What are the symptoms of retinal detachment? |
|
Definition
Flashing light or large spots in vision |
|
|
Term
Why is a scleral buckle used? |
|
Definition
To create an indentation inside of the eye so that it pushes on the retinal tear so that it will scar down and not allow any more fluid to escape and cause a larger tear in the retina. |
|
|
Term
WHy is a cryoprobe or diothermy used? |
|
Definition
To seal a small retinal tear |
|
|
Term
What is the purpose of the "tire" |
|
Definition
to support the buckle and reduce the volume of the globe, thus reducing vitreoretinal traction |
|
|
Term
What is the purpose of intraocular gas such as C3F8 or SF6? |
|
Definition
to create pressure on the retina while subretinal fluid is reabsorbed and scars form |
|
|
Term
What must the syringe used to draw up gas contain? |
|
Definition
|
|
Term
If long acting gases were used durig surgery what must the patient do for up to 2 weeks post op? |
|
Definition
the patient must maintain a special head posture to keep the gas bubble at the desired position |
|
|
Term
Why may a vitrectomy be performed alongside a scleral buckle procedure? |
|
Definition
To remove blood from the surgeons view so they may see if there is a detachment. |
|
|
Term
What instrument is used to secure the traction sutures on the rectus muscles? |
|
Definition
|
|
Term
How is the buckle attached to the eye? |
|
Definition
it is sutured to the globe of the eye under the rectus muscles |
|
|