Dizziness, disequilibrium: what is this, causes, symptoms, diagnostics, treatment, prevention

Dizziness; Lightheadedness – dizzy; Loss of balance; Vertigo

What is vertigo?

Головокружение – чувство вращения или кружения, when you are not moving. It can also be felt as a movement, when the body is stationary. Головокружение – признак, which may be caused by many diseases. Dizziness should be distinguished from mere fleeting dizziness or faintness short.

Causes of dizziness

The nerves and structures of the inner ear determine the position of the head and body in space. Vertigo is often caused by problems with the inner ear. Rarely vertigo occurs due to problems in the brain.

Vertigo can be classified into the following types:

Dizziness peripheral origin

Dizziness peripheral origin caused by problems of the inner ear. This is the most common type of vertigo. Causes may include:

• Benign paroxysmal positional vertigo (DPPG);
• Meniere's Disease;
• Перилимфатический свищ – канал или аномальное строение внутреннего уха;
• Прием ототоксических лекарств – некоторые лекарства могут нарушить способность внутреннего уха ощущать и поддерживать баланс тела;
• Infection;
• Невринома слухового нерва – доброкачественная опухоль внутреннего уха;
• Decreased blood flow;
• Trauma;
• Отосклероз – нарост костистой ткани вблизи среднего уха;

Vertigo of central origin

Vertigo of central origin occurs less frequently, as dizziness peripheral origin, but it is a more serious disorder. This type of vertigo associated with a malfunction of the brain stem or cerebellum, areas of the brain, that controls balance. Among the reasons for this type of vertigo can be :

• Brain lesions or tumors;
• Stroke;
• Мигрень – головные боли;
• Nervous System Disorders, such as Parkinson's disease, multiple sclerosis;
• Epilepsy;
• Excessive exposure to alcohol, heavy metals or toxins;
• Trauma.

Risk Factors dizziness

Dizziness is a symptom, which may be caused by many diseases. The presence of any disease increases the risk of dizziness.

Symptoms of vertigo

Common symptoms include dizziness:

• The sense of rotation;
• The illusion of movement;
• The feeling of movement in one direction;
• Imbalance.

Vertigo is characterized by nausea. If there is no feeling of faintness movement. People often feel dizzy before fainting.

Diagnosis of vertigo

The doctor will ask about your symptoms and medical history, and perform a physical examination. To find the cause of vertigo, your doctor may conduct some tests:

• Dix-Hallpike maneuver (Dix-Hallpike) – движение головы для стимулирования симптомов головокружения;
• Hearing Tests;
• Measurement of blood pressure with the patient lying down and standing up;
• Электронистагмограмма – тест для проверки нистагм, abnormal, rytmychnoho, twitching eye movements;
• MRT;
• Rotational test on a special chair;
• Слуховые вызванные потенциалы ствола мозга – для исследования нервной проводимости нервов и слухового ствола мозга.

Treatment of vertigo

Dizziness is a symptom of another disease. Treatment will focus on treatment of the underlying disease. Some efforts may also be directed to reduce the symptoms of dizziness:

Drugs for dizziness

• Antihistamines;
• Benzodiazepines;
• Antixolinergiki;
• Anti-nausea medication.

Lifestyle changes to for dizziness

Living with vertigo can be daunting, but not impossible. Use the following tips:

If you are in a crowded, open space or in public places :

• Use a cane, to improve balance and mobility;
• Take a seat at the far end of the playground or theater, to avoid unnecessary head movements;
• Try, Nearby was a place to, where you can sit down in the event of dizziness;
• Plot movements so, not to fall into place in the crowded rush hours.

Other tips:

• Do not read and do not work on your computer, If you are moving;
• Do not fly airplanes, if you have problems with the sinuses or hearing problems due to infection;
• Avoid loud background music and heavily lit areas;
• Try to eat smaller meals throughout the day;
• Drink plenty of fluids;
• Avoid tobacco, alcohol and caffeine.

Prevention of dizziness

Currently there is no way to prevent beforehand dizziness.

Used sources and literature

Block RW, Jen JC. Hearing and equilibrium. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:chap 428.

Chang Ak. Dizziness and vertigo. In: Walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen’s Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 16.

Muncie HL, Sirmans SM, James and. Dizziness: approach to evaluation and management. Am Fam Physician. 2017;95(3):154-162. PMID: 28145669 pubmed.ncbi.nlm.nih.gov/28145669/.