The varicose veins are abnormally lengthened swollen veins that stick out from the surface of the skin. Generally found in the lower limbs due to the presence of defective and incontinent valves, and to a weakness of the venous walls.
The correct medical term is teleangiectasias. They are small dilated veins (capillaries) with a diameter less than 2 mm that lie just under the skin surface of the legs: they can be red or blue
The problems of varicose veins in the legs begin when the valves become weak and work badly and allow the blood to flow downwards to the wrong direction. This causes an overload of blood and a consequent dilatation of the vein that becomes tortuous and protruding from the skin. The increase in venous pressure due to the overload leads in time to the malfunction of the valves of the near veins so that the process generates the development of other varicose veins
In addiction to an aesthetic factor the varicose veins cause some inconveniences such as :
The varicose disease has a progressive course from the swelling of the ankles, pigmentation, ulceration up to the chronic venous insufficiency (CVI) in its various stages. It will be important to start early a medical treatment in order to stop this natural progression of the disease, reduce symptoms and improve the aesthetic appearance
Although we do not know very well the main causes of varicose veins there are many factors that can contribute to increase the probability of occurrence of the disease. The main factor is the genetic predisposition . The other factors are :