Aphasia : What You Need to Know

How does aphasia, what are its causes, types and how to distinguish it from other speech disorders.

One of the severe disorders of speech - aphasia - is usually diagnosed in adulthood.But in some cases, for example after head injury or severe infectious diseases, and this defect occurs in children.

The term "aphasia" is formed from the Greek word "aphasia" (in which there is "a" - a negative particle) and "Phasis" (saying).Thus diagnosis individual struck areas of the brain, which is why there is a partial, or in some cases, complete loss of speech.When aphasia people can pronounce the sounds separately, but are not able to use it as a means of communication and expression of his thoughts.At the same time expert does not diagnose any disorders in speech unit - bundles, lips, tongue.It should be understood that in the form of sensory aphasia person hears everything that is said sides (as opposed to a deaf person), but sees it as a set of sounds incomprehensible to him, as if the present speak a for

eign language to him.

cause of aphasia may be a serious injury, tumor or inflammation of the brain processes a variety of diseases associated with blood vessels and impairment of cerebral circulation.Damage is most often localized in the left hemisphere of the cortex (right-handed) or right (left-handed): frontal, parietal, temporal and occipital lobes.How hard it will proceed disease depends on many factors.Firstly, the location of the lesion and its vastness, secondly, the state of the undamaged parts of the brain, which can compensate for the resulting damage over time.Aphasia Treatment begins first of all with the disease, which has led to the defect.At the same time you need to adjust it, helping the brain to learn how to replace damaged portions disease.

There are four forms of aphasia, which decided to allocate in the Soviet speech therapy:

inability to use language in a greater or lesser degree - motor form.In this case, the damage in the main departments of the rear inferior frontal gyrus.Man harder to tell something of yourself than to repeat after the other.In some cases, experts note that the patient change the letters in the word places or replaces them.Motor aphasia, a form often goes along with violations of writing - agraphia;

inability to understand other people perceive it - a form of touch.This defect damaged surface area of ​​the temporal lobe of the brain.A person can not control the spoken words, sometimes substituting one for the other, similar-sounding, but with a completely different meaning.Complete with a touch form of aphasia is often read as a violation - Alex;

forgetfulness, where the "lost" values, the meaning of individual words - amnestic form.Man, forgetting the name of the subject, trying to find a substitute for it, or simply the word to describe it: "it's such a board on four legs" (table).Often the amnestic form of aphasia is combined with a touch;

a complete inability to speak and understand speech - a total form.

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