Manifestations of the vertigo, for the most part, are not a sign of serious illnesses, but simply indicate a violation of the functions of the vestibular apparatus, for example, after riding on the carousel. It is necessary to worry if there is regular and severe dizziness - the reasons for this state lie in the development of dangerous pathologies of the cardiovascular, nervous or musculoskeletal system, brain diseases.
Causes of severe weakness and dizziness
The described clinical phenomena can be provoked by the following factors:
- fatigue and stress;
- transient ischemic attacks, pre-stroke state;
- anemia;
- cerebral hemorrhage;
- trauma of the spine and head;
- taking certain medications (in the form of a side effect);
- hormonal changes in the body of a woman with menopause or menopause;
- iron deficiency anemia of pregnant women;
- degenerative changes in the vascular system due to the elderly.
Severe vertigo when lying down and after sleeping
These are rather rare symptoms that are usually caused by:
- benign positional vertigo;
- hypoglycaemia (a deficiency of glucose in the blood);
- heart failure;
- partial blockade of blood flow in the lumen of the arteries;
- hypo- and hyperthyroidism ;
- disorders of the heart rhythm (bradycardia, tachycardia, angina pectoris);
- diabetes.
Severe dizziness and nausea
Similar signs, sometimes accompanied by vomiting, are observed in such pathologies:
- brain concussion;
- Meniere's disease;
- perilymphatic fistula;
- basilar migraine;
- various acute diseases of the digestive tract and their relapses;
- liver damage (hepatitis, cirrhosis);
- tumors (benign and malignant) of the brain;
- epilepsy;
- blood cancer;
- diseases of the spinal cord.
Also considered symptoms can arise against the background of psychoemotional overload - stress, anxiety, fears, phobias, depression.
Severe vertigo when turning the head
Attacks of the vertigo, observed in case of a change in the position of the body, are provoked by the following diseases:
- inflammation of the inner ear and labyrinth;
- purulent otitis media;
- vestibular neuritis;
- osteochondrosis (cervical department);
- pathology of the eye muscles;
- vertebrobasilar insufficiency;
- increased intraocular pressure;
- tumors of the auditory nerve;
- neurocirculatory dystonia .