Added: 01/19/2006 |
Among the most widespread pathologies of vision organ one of the most often diseases is abnormal changes of glassy organ and retinas of an eye. Glassy body fills practically in all cavity of an eye. Glassy body carries out one of the major functions of vision -photoconductive. As a result of pathological changes of glassy body there can be turbidity or it can be filled with fine blood vessels. Most frequently these pathological changes arise at disease of diabetes, traumas of an eye or short-sightedness of strong degree. For regeneration transparency of glassy organ and removals of fine hemorrhages are carried out in special vitreo-retinal surgery.
There are some versions of vitreo-retinal surgery. For normalization functioning of glassy organ vitrectomy is recommended. During operation through small punctures in an eyeball is made removal of glassy organ. The cavity of glassy organ can be filled with special solution. In case if pathology of glassy organ is accompanied by scaling of retinas, in glassy body may be entered special gas or silicone oil. Given vitreo-retinal surgery is enough complex operation and demands high professionalism of surgeons, modern equipment and high-quality materials.
On the internal area of the back part of an eyeball, the thin layer of nervous tissue settles down. This layer refers to as retina. The basic function of retina considers perception of the image and its transformation to nervous pulses. Among numerous pathologies of retina the most widespread are: scaling of retina, dystrophy of retina, breaks of retina, diabetic and background retinopathy. However, it is necessary to note that practically any disease of retina essentially influences deterioration of vision. Besides in most cases, at absence of surgical treatment, the consequence of many kinds of pathology of retina is the absolute or partial blindness.
According to some medical data, pathologies of retina most frequently arise at diseases of kidneys and adrenal glands, at hypertonic illness or as a result of traumas of an eye or head. Besides pathologies of thyroid gland, diabetes and some infectious diseases can provoke occurrence of diseases of an eye retina.
At diseases of retina regeneration of normal structure and activity of retina are probably only with the help of vitreo-retinal surgery. Retinal detachment repair is made with the use of several techniques. However, one of the most widespread and effective techniques of retina regeneration is laser coagulation.
The use of laser therapy at carrying out of the majority of vitreo-retinal surgery is rather effective, as it allows restoring vision and normal functioning organ of vision quickly and practically without serious consequences. Besides laser therapy is considered one of least traumatic kinds of surgical. Thus at use of laser therapy, the rehabilitation period is considerably reduced, that allows the patient to return to work and the vigorous activity pretty quickly. These are the major reasons, why laser therapy is becoming so popular these days in surgeries.
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