Raynaud represents occasional violation of the peripheral circulation blood . And that rape is a consequence of local arterial spasm of respiratory arteries and blood vessels in the skin.
The spasm is a response to cold or emotional stress.
condition clinically manifested by drastically change the color of the skin of the fingers. Spasm of blood vessels is caused by a defect in the central and local mechanisms of regulation of vasomotor reactions.
From Raynaud’s syndrome suffer 3-5 percent of the people. The spread of the disease depends on climatic zones. It usually starts in the teen or early adult age. This is more common in women
Raynaud’s syndrome has two types: primary and secondary ..
primary Raynaud’s syndrome is characterized by spasms of the arteries of the fingers under the influence of cold weather influences without any sign of damage to the vessels.
And in the secondary monitor combination of Raynaud’s syndrome with certain other diseases.
commonly affected fingers
main clinical feature is the constant change the color of the skin in cold weather. Initially coloring is pale, after a few minutes becomes blue-violet hue. Spasm typically takes 15-20 minutes and ends rapidly restore blood flow. In some patients the attacks are accompanied by a feeling of frostbite, numbness and pricking fingers.
These symptoms disappear after restoring blood flow.
In the early stage of the disease is only affect one or more fingers,
further covering all fingers.
These spasms can also be prepared in vessels of the skin, such as the end of the nose, mouth, ear, and skin on the knee joints. In some, although rare cases, affect the vessels of the tongue.
may appear pale spots on the upper and lower extremities.
What are the symptoms of Raynaud’s development syndrome
Not in all cases there is a “phase” change skin – pale – bruising – redness. In some patients a single phase or two phase change of skin color was observed.
Over 80 percent of patients manifest primary Raynaud syndrome. To determine a diagnosis, a number of studies are conducted on the basis of certain criteria.
These criteria have been developed with a view to clinical and laboratory parameters and the results of the capilaroscopia nail.
• The average age of onset of Raynaud’s syndrome is 14 years. Only 27 percent of patients this occurs after age 40
• Approximately one quarter of patients, Raynaud’s syndrome occurs among close relatives
• Very often the syndrome secondary Raynaud it is associated with other diseases -. Scleroderma, eating tetter, connective tissue diseases, hematological disorders, rheumatoid arthritis and others.
• secondary Raynaud syndrome often develops after age 30 is characterized by more pronounced and painful episodes of spasm as well as structural changes in capillaries age.