Optic nerve hypoplasia is a congenital anomaly characterized by a decrease in the number of axons in the structure of the affected nerve. Clinical symptoms are represented by decreased visual acuity, nystagmus, strabismus, increased fatigue. Diagnosis is based on direct ophthalmoscopy, electroretinography, CT of the head, visometry, histological and microscopic examination. Patients are shown electrostimulation…
Hypertensive retinopathy is a lesion of the retinal vessels against the background of a persistent increase in blood pressure in patients with hypertension. The main symptoms are visual impairment, increased visual fatigue, redness of the eyes, headache, the appearance of “floating opacities” and “flies” in front of the eyes. Pathology is diagnosed based on the…
Hypermetropic astigmatism is a disease in which there is no single focus of light rays on the retina due to the different radius of curvature of the optical systems of the eye. The main symptoms of the disease are decreased visual acuity, discomfort, increased visual fatigue, distortion of the object in question. The diagnostic complex…
Epilepsy treatment is medicinal and other means designed to relieve the symptoms of the disease and influence the cause in order to eliminate the acute manifestations of this pathology. For different types of epilepsy, different medications and their combinations are used. In 70% of cases, epilepsy can be effectively treated with medications that help control…
According to experts, about 30% of people suffer from various sleep disorders. The most common problem is insomnia. Almost half of the adult population of the planet has encountered it at least once, and 10% of people have a chronic problem. But insomnia is only one of the possible sleep disorders. There are actually a…
Vitreous hemorrhage is a polyethological disease of the organ of vision, which develops due to rupture of blood vessels and hemorrhage into the vitreous body. It is clinically manifested by the presence of shadows, “fog”, floating opacity of black or red color in front of the eyes, decreased visual acuity and the development of photopsia. Ophthalmoscopy,…
Hemianopia is a polyethological disease that manifests itself by homonymous or heteronymous loss of visual fields. Characteristic symptoms: inability to see with certain halves of the eyes, visual hallucinations, phenomena of agnosia, prosopagnosia and “mental paralysis of vision” are possible. To make a diagnosis, it is necessary to conduct perimetry and computer campimetry. The etiology…
Night blindness (nyctalopia) is an ophthalmopathology characterized by impaired visual adaptation to low–light conditions (twilight, darkness, artificial dimming). With night blindness, the vision of objects in the dark worsens, spatial orientation at dusk and the process of light adaptation are disrupted, the fields of vision are narrowed, problems with color perception arise. Examination of patients…
Hemangioma eye is a benign vascular tumor located on the skin of the eyelids or conjunctiva and consisting of pathological vascular plexuses. The causes of hemangioma of the eye are not exactly known. There are capillary and cavernous hemangiomas, as well as mixed variants. Clinical manifestations depend on the type of hemangioma. Diagnostics is carried out…
Ectropion is an anomaly of the location of the ciliated edge, which is accompanied by its separation from the eyeball and the exposure of the palpebral and bulbar conjunctiva. Clinically, this pathology is manifested by increased lacrimation, foreign body sensation, frequent blinking, hyperemia of the skin, followed by the development of symptoms of conjunctivitis, keratitis and…