Among all the causes of death from cancer, brain tumors take a leading position. Astrocytomas account for half of all neoplasms of the central nervous system. In men, these tumors are more common than in women. Malignant astrocytomas predominate in individuals aged 40 years and older. In children, mostly piloid astrocytomas are found. Content 1Histological characteristics of astrocytes 2Risk factors 3Symptoms 3.1Primary symptoms of astrocytoma 3.2Secondary symptoms of astrocytoma 4...
Looking at small children, there is often a feeling that the eyes are slightly mowed. It is not always necessary to be frightened. In medicine, this condition is called "lazy eyes" (strabismus) and arises from the inability of the infant to fully control his eye muscles. Because of the weakness of these muscles, eyeballs move slightly uncoordinated when the baby tries to look at a moving or static object. Eyes will be strengthened to three or four months of life. If the child still has this ...
Eye drops are medicinal solutions that relieve pain, fight inflammation and prevent the purulent infection from spreading. One of the drops is applied against barley on the eye. The pharmacies offer a large number of different drops for the eyes. Which of them can be used to treat barley on the eye.This article provides a brief overview of eye drops against barley; this will help to make the right choice and apply the medicine correctly even without the advice of a specialist? Content 1De...
Blood vessels are an important structural component of the visual apparatus.They feed the cells, ensuring the full functioning of all structures. When the blood flow is disturbed, a decrease in visual acuity and other ophthalmic manifestations develop. One of the most common ailments of the circulatory system is angiopathy of the retina, in which the tone of the vessels decreases due to the violation of nervous regulation.Today there are effective methods of treatment, but the prognosis for ...
Epilepsy in adults is a chronic disease of the nervous system, consisting in repeated specific attacks (epipripeds). Species of epipriplets described more than 40, all of them are accompanied by pathological electrical activity of the brain. To establish a reliable diagnosis, additional research methods are required, sometimes carried out repeatedly (to "catch" the wrong electrical discharges). The selection of an effective antiepileptic drug for the prevention of epileptic attacks is a com...
The disease "glaucoma" got its name from the Greek word, translated as "the color of sea water" since such a slightly greenish or azure color has a pupil in the period of acute attack of the disease. Glaucoma is a serious illness of the organs of vision, the causes and mechanisms of development of which there is no single and final opinion. The main characteristic of the disease is a constant or periodically occurring increase in intraocular pressure, which leads to the further development o...
Cerebral stroke, or "brainstorm" - the "killer" number two in the overall mortality of the world's population: 25% of men and 39% of women die through his fault. More often, in four cases out of five, it has an ischemic nature, that is, the blood supply to the brain is disrupted by the blockage of the arteries with a thrombus or embolus. The brain is such a thin and demanding body structure that, at a weight of 2% of body weight, it consumes 1/5 of the volume of incoming oxygen and 17% of t...
Astigmatism is very common in children. Statistics confirm that 6% of schoolchildren have a strong degree of astigmatism, and a small degree of disease is observed in 40% of students.This pathology not only causes inconvenience to the child, but also entails a decrease in the level of school performance, as well as the development of myopia. In this regard, it is very important to notice this problem in time and begin treatment. Content 1Causes 2Symptoms 3Types and severity of the disea...
Among the eye diseases associated with increased intraocular pressure pathology occupy a special place, as fraught with the development of serious visual impairments and, in particular, blindness. One of these complications is glaucoma - the most severe consequence of increased IOP, resulting from optic nerve atrophy. The most promising direction in the treatment of this disease is the early diagnosis and use of certain drugs (mainly eye drops) to reduce HP. Content 1Application area 2Fe...
Dacryocystitis or inflammation of the lacrimal sac is accompanied by the release of mucus or pus from the eye, and a small swelling forms in the inner corner of the eye. The obstruction of lacrimal ducts can be a consequence of various processes, for example, the presence of a Hanser valve in the channel or a non-intersecting gelatinous plug. An effective method of treating dacryocystitis is massage of the lacrimal canal. Tears help to properly function the eyes, create the necessary humidit...
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