Retinal mapping, also known as a back eye exam or back eye exam, is a test in which the ophthalmologist is able to observe nerves, blood vessels, and eye tissues that capture images, which can detect changes and allow treatment to be indicated.Thus, mapping is indicated to identify changes caused by:
In addition, retinal mapping may also be indicated in premature babies, 32 weeks or younger, or weighing 1500 go less, because in these cases, there may be preterm retinopathy, a disease that causes alterations in the vessels.. Lack of proper treatment can cause irreversible damage to a child’s eye development and, in some cases, blindness.Understand what can be done in these cases in the treatment of prematurity retinopathy.
- Retinal mapping is a simple exam.
- Performed during an appointment with an ophthalmologist.
- Which does not cause injury or pain.
- A device called an ophthalmoscope is used.
- Which is placed at a distance of about 15 cm and projects a ray of light into the back.
- Allowing the doctor to look at the image of the area.
With this observation, your eye doctor will be able to identify possible changes and, if necessary, request other tests, such as tomography, or even indicate treatments, such as medications to treat inflammation or surgery to reposition a retinal detachment, for example.
In addition, to perform the test, your doctor may indicate a pupil dilation, also done with eye drops also applied during the appointment, just before the test, so it is recommended to have a companion to help you get home.It is advised not to wear rigid contact lenses on the day of the exam, as this may alter the result.
See also other eye exams may be done to avoid eye complications
Retinal mapping is done by the SUS for free, when indicated, however, it can also be done in private clinics, for a price that can range from 100 to 250 reais, which is very variable depending on the location and clinic where you are.the exam is completed.
The examination of the back of the eye should be done in the following cases:
Thus, with retinal mapping, it is possible to detect early important changes in the retina or eye diseases in general, so treatment is done quickly, avoiding complications, such as vision loss.