1.What is vasculitis? Vasculitis is a chronic, non-purulent, occlusive arterial and venous disease. In Chinese medicine, it is called “gangrene disease”. More than two thousand years ago, the ancient medical book “internal path” has recorded: “hair in the toe name day gangrene, its shape red and black, death is not cure, not red and black, not dead; not decay, urgent chopping.” The above can show that vasculitis is an ancient disease, is also one of the serious threat to human health diseases. 2.What are the clinical manifestations of vasculitis? The early symptoms of vasculitis are usually not easy to find, such as unilateral limb coldness, or even coldness and numbness. Intermittent claudication (i.e., after walking for a period of time, the feeling is not thin and swollen legs, pain, forced to stop for a while, before continuing to walk, and then repeated). These symptoms can last for several years, often misdiagnosed as rheumatism and other diseases. In the middle stage, the main symptom is pain, especially at night, seriously affecting sleep. In the later stage, toe necrosis will occur, which will lead to amputation if it cannot be effectively treated. 3.What are the causes of vasculitis? At present, the etiology of vasculitis is unknown, and may be related to the following factors: 1, cold: such as frostbite, cold water and other physical factors leading to vasoconstriction, occlusion, ischemia; 2, trauma: especially closed injuries, resulting in intravascular stasis; 3, smoking and alcohol abuse; 4, other factors: infections, heredity, autoimmunity. 4.Who is prone to vasculitis? Long-term outdoor or field action of farmers, workers, freight drivers, miners, fishermen, smoking habit people, people who have had a history of trauma, are the high incidence of vasculitis crowd. And patients with diabetes, hypertension, coronary heart disease, cerebral thrombosis are prone to vasculitis. 5.What should I do if I have vasculitis? Vasculitis is one of the difficult diseases in the medical field. Although the incidence rate is low, it is the most harmful to human beings and has the highest disability rate. Early diagnosis and timely treatment is the key. It is generally believed that early active and effective treatment, can be saved from the pain of amputation, the disease to the late stage, not only the patient’s pain, but also the high cost, high amputation rate. Therefore, if you feel coldness, numbness and other symptoms of the limbs, you should go to a specialized hospital in time. 6.What are the current treatment methods for vasculitis? At present, the efficacy of single treatment method is poor. Combination of Chinese and Western medicine is the best way. Such as: Chinese medicine internal, external, intravenous infusion, intra-arterial medication, stem cell transplantation, surgical thrombosis, vascular bypass surgery, hyperbaric oxygen therapy, etc.. 7.How to prevent vasculitis? Quit smoking and drinking, prevent cold, keep warm, prevent trauma, abstain from sexual intercourse, and keep emotions free. 8.What diseases are included in vasculitis? Vasculitis in a broad sense includes: diseases of arteries, veins and lymphatic system. Such as: thrombotic occlusive vasculitis, atherosclerotic occlusive disease, Raynaud’s syndrome, arterial embolism, venous thrombosis and so on. 9.Why are the consequences of senile atherosclerotic occlusive disease more serious? Age-related atherosclerotic occlusive disease is caused by the aging of arteries. This kind of patients mostly have other organs atherosclerosis performance, such as coronary heart disease, hypertension, and a considerable part of the patients are diabetes complications, manifested as the whole body large arteriosclerosis, often lead to high amputation, this kind of patients more serious consequences. 10, the current status of treatment of vasculitis? Vasculitis is a difficult disease, known as “immortal cancer”. Although this statement is somewhat exaggerated, but it also shows that the treatment of this disease is more difficult.