Intraocular called the pressure under which the eye fluid is located in the cavity of the eyeball. Ideally, IOP does not change, which forms stable physiological conditions for all structures of the eye. The normal pressure inside the eyes provides a normal level of microcirculation and metabolism in the eye tissues. When the pressure decreases or rises, this creates a danger for the normal functioning of the visual apparatus. A persistent decrease in intraocular pressure is called hyp...
Keratitis is one of the most common ophthalmic diseases affecting the front of the eye. Pathology is characterized by the development of the inflammatory process in the cornea of the optic. The cornea performs a refractive function, and its homogeneity, transparency and sphericity determine the visual perception of the eye. With the development of the inflammatory process, corneal opacity and the formation of sores occur. Quite often, such changes are irreversible, which can lead ...
Viral conjunctivitis occurs when the conjunctiva is inflamed - the outer mucous membrane that covers the inside of the eyelid and sclera. In most cases, it occurs because a person has had an infectious disease of the upper respiratory system - adenovirus or herpetic virus. In addition, conjunctivitis can accompany a cold, throat disease. It is very important to pay attention to the fact that viral conjunctivitis is contagious. Causes Viral conjunctivitis often occurs against the background o...
Allergic conjunctivitis - inflammation of the conjunctiva (external transparent mucous membrane of the eye), caused by an allergic reaction of the body (the response of immunity to a foreign substance - allergen). This disease is much more likely to affect young people regardless of gender. Exact statistical data are not available, as in most cases such conjunctivitis accompanies other manifestations of allergy. According to the research, symptoms of conjunctivitis occur in about 20-40 perce...
Amblyopia is a functional (non-organic), reversible vision disorder that occurs more often in childhood and adolescence. Amblyopia can not be corrected with the help of glasses and contact lenses, does not pass by itself and is often a secondary visual impairment. What it is? When amblyopia eyes of the person see different pictures, they are differently involved in the visual process: one eye, as it were, sees not completely, the brain can not reduce the visual picture in both eyes to one co...
Cataract is a clouding of the lens - an optical lens that is located inside the eye. The name of the disease came from the Greek word katarrháktes, which means "waterfall".This is due to the views of ancient healers that the disease develops as a result of the flow of turbid fluid between the iris and the lens. The eye lens is a natural lens that is capable of transmitting and refracting light rays. It is located in the eyeball between the vitreous body and the iris. At the young person the ...
Conjunctivitis is one of the most common eye diseases. It is difficult to find a person who at least once in his life would not have the characteristic symptoms: redness and irritation of the eye, tear ... Therefore, there is an opinion that conjunctivitis is not a serious disease, well, reddening the eye, combing it - tomorrow it will pass... It's not! To treat conjunctivitis necessarily, seriously and skillfully. In most cases, the disease is caused by a bacterial and viral infection, an a...
Photophobia, or photophobia - a deviation characterized by the appearance of severe discomfort in the eyes, caused by artificial illumination of the room.At the same time, in the dark or twilight, the visual organs feel and function quite normally. Photosensitivity (another name for photophobia) is manifested by rather acute symptoms. It causes a strong feeling of pain and pain in the eyes, although such signs can also speak about the development of various ophthalmic pathologies, diseases o...
Glaucoma - a common group of eye diseases, which is characterized by a periodic or constant increase in intraocular pressure with further development of typical visual defects, as well as a gradual decrease in vision and possible atrophy of the optic nerve. Symptoms of glaucoma are manifested by narrowing of the fields of vision, pain, cuts and a feeling of heaviness in the eyes, blurring of vision, deterioration of twilight vision, in severe cases blindness. Diagnosis of glaucoma includes p...
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