What part of the retina is responsible for the sharpest vision?
In the middle of the retina is a small dimple called the fovea or fovea centralis. It is the center of the eye’s sharpest vision and the location of most color perception.
What part of the retina is most sensitive to light?
fovea centralis
What would happen if the retina gets folded and wrinkled?
When the scar tissue contracts, it causes the retina to wrinkle, or pucker, usually without any effect on central vision. However, if the scar tissue has formed over the macula, our sharp, central vision becomes blurred and distorted.
Can you go blind from epiretinal membrane?
However, in some cases, the epiretinal membrane may slowly grow and begin to cause mechanical distortion (“wrinkling”) in the macula. This may lead to blurred or distorted vision, which may slowly worsen over time. An epiretinal membrane does not make an eye go completely blind.
Should I have surgery for epiretinal membrane?
There is no wrong or right time to have epiretinal membrane surgery. Some people may choose not to have surgery and to accept the distorted vision in one eye. If you have good vision in the other eye, over time you will adapt to the distorted vision in the affected eye and this may no longer bother you.
How successful is epiretinal membrane surgery?
Purpose: Surgery has been successful in removing epiretinal membranes (ERM) from the macula, allowing some improvement in vision in 80-90% of patients; however, complications are relatively frequent.
How long does it take to recover from epiretinal membrane?
You might have some pain in your eye and your vision may be blurry for a few days after the surgery. You will need 2 to 4 weeks to recover before you can do your normal activities again. It may take longer for your vision to get back to normal.
How long does it take for an air bubble to dissolve after vitrectomy?
Air stays in the eye for about one week.
Is epiretinal membrane surgery painful?
In the vast majority of epiretinal membrane peels, no sutures are required given the precision of the procedure and the instruments used. This results in minimal discomfort during the recovery period.
How long do I have to stay face down after vitrectomy?
Patients having vitreo-retinal surgery for a macular hole will need to posture face down for 14 days; for other conditions this is only necessary for 5 days. “My main hobby is reading and the ensuing period of book deprivation was horrible.”
What happens if you don’t stay face down after vitrectomy?
For example, facedown positioning has the potential to cause mesenteric venous obstructions. Additionally, patients who are hypercoagulable can develop deep vein thrombosis or pulmonary embolism.
Can you watch TV after retinal detachment surgery?
If no positioning is required, avoid strenuous activity (weight lifting & swimming) for two weeks. Watching TV and reading will cause no harm. Your vision will remain blurred / poor for several weeks. Often the vision is distorted after surgery.
Can I sleep on my side after vitrectomy surgery?
Do not lay on either side or look up. At night it may be helpful to sleep in a recliner or propped up against some pillows to maintain your position. Look down towards the floor. Keep your face as parallel as possible to the floor.
What can you not do after a vitrectomy?
In general, activities like driving, reading, and exercise will need to be avoided for a few days after the procedure. Some people will be required to lay face down for a period of time to help their eye heal properly. Often, eye drops will be prescribed to help prevent infection and to reduce inflammation.
What happens to gas bubble after vitrectomy?
If a gas bubble or silicone oil has been used to treat the eye, your surgeon will give you instructions on how to do any required positioning (such as face-down), and how long you should continue it. The gas bubble serves to press the retina back into its normal position and hold it there until the eye heals.
How long does it take to clear vision after vitrectomy?
It may take around two-four weeks or even more to get a clear vision after the vitrectomy procedure. The clarity of the vision after the procedure may be affected by the following factors: The eye drops used to dilate eyes during surgery may also cause blurry vision.