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Dr. Edward J. Champey, MD
The subject's head is turned 45В� to the problematic side, which causes dizziness. The patient is quickly placed on his back. The head tilts back 30В�, maintaining the degree of inclination.
A positive test is indicated by an attack of dizziness after 1-5 seconds.

Benign paroxysmal positional vertigo (BPPV) is a balance disorder that is, firstly, transient - not permanent in nature, and secondly, it is always caused by a cause that does not pose an immediate threat to buy essay now, which is why the disorder is called benign.

For pathology to manifest, the body must occupy a certain position. A position occupied in the course of life involuntarily, or given to the body specifically, for diagnostic purposes. And everyone has experienced paroxysmal positional vertigo at least once in their life. the hitherto horizontal floor under your feet begins to slowly or quickly tip over to one side, or turns into a swing. A little anatomy and physiology.

What outwardly looks like a swaying picture before the eyes may be accompanied by a redistribution of cerebrospinal fluid within the cavities of the brain and is perceived by the pressoreceptors of the nervous system, but not clearly felt. For direct perception of the position of website for writing essays in space, nature has created a labyrinth.
Dr. Wendy Champey, MD
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Otoliths, with their slight weight, exert a certain pressure on the receiving device of the sense of balance analyzer - a section of specialized nerve cells, whose center is located in the cerebrum. Since there are three semicircular canals, we always know what position we are in. Otoliths report the movement of the body up and down, right and left, back and forth.

From the structure of the receiver of the balance organ, both the reasons for its failure and the symptoms of the condition emanating from them follow. Mechanics of the disease and its causes. With BPPV, a similar condition occurs when changing the position of the head or shaking it. Causes that can cause benign paroxysmal positional vertigo.

An attack of dizziness can also occur when you turn your head with a jerk, as if you were shouting sharply. The recorded duration of the seizure does not exceed half a minute, although to those suffering from the pathology it seems equal to several minutes. The attacks are either single or occur repeatedly at equal intervals of time, the frequency ranging from several per week to several over the course of a day.

The peculiarities are the short duration of the attack, the absence of dizziness in a constant position, and the absence of other accompanying symptoms in BPPV.
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