The ocular bottom is sometimes called the window of the human body. And it's not accidental. It is indeed possible to examine some important facts through it. For studying as it is impossible by the way suitable special examination of the fundus. This procedure is painless and takes only a few minutes.
Why check the fundus?
The ocular fundus is examined both in adults and in children. During ophthalmoscopy, the retina and the choroid of the eye can be studied in detail. In addition, during the procedure, you can consider the disc of the eye nerve. Doctors know specially established norms of how the ocular bottom should look. The slightest deviation from normal values indicates violations in the work of the body.
As a rule, when examining the fundus, the oculist pays attention to whether the retina is not broken and not deformed, whether the transparency of the optical medium in the eyeball is not broken. Another important factor is the overall assessment of the eye environment.
According to the condition of the blood vessels in the eyes, one can judge the health of the vascular system of the whole organism. And changes in the optic nerve indicate the presence of pathologies in the central nervous system.
If the doctor has questions, after the examination, a procedure such as checking the pressure of the fundus can be prescribed.
How do they check the fundus?
During ophthalmoscopy, a special small curved mirror is used. A light source is installed behind the patient's head. The beam, getting on a mirror surface, is collected in a narrow beam and completely illuminates the fundus.
For convenience, doctors sometimes drop special drops before the procedure. As soon as the remedy starts acting, the pupil expands. Therefore, after examination for several hours, the vision remains a little vague.
Since too often to check the fundus is not necessary, you can come for inspections once or twice a year. To do ophthalmoscopy more often only to people with poor eyesight .