Introduce of the department of vacular and thyroid surgery The department of vacular and thyroid surgery was set up on the basis of general surgery in 1972 in our hospital, which is one of the earliest hospitals to establishing this specialized unit in the whole country.There are recently four professors(three of which are PhD supervisor),seven associate professors, one associate chief technician, three lecturers and senior physicians, one resident, one technician and fourteen specialized nurses. Our specialized academic level has been advanced in the country, and our department is the emphasized subject of the nation. The vice director of endocrinomammary surgery group, the commissioner of the vascular surgery group under China Medical Association, the vice director of breast cancer committee in Guangdong under China Anti-Tumor Association and the chief director of Guangdong vascular surgery group are also in our unit. Every year we treat more than 1200 hospitalized patients and accomplish over 1000 cases of surgeries. The diseases we mainly treat include: 1.Vascular diseases including aneurysm of thoracic and abdominal aorta,tumor of carotid body, atherosclerotic occlusion(including abdominal aorta, iliac artery, carotid and limb arteries), acute occlusion of artery, aorto-arteritis, primary deep vein insufficiency, varix of lower limb,thrombsis of deep vein, Budd-Chiara Syndrome, congenital arteriovenous malformation, thromboangiitis obliterans, injury of periperal and abdominal vessel, etc. 2. Thyroid and parathyroid diseases. 3. Breast diseases including breast carcer. It is also the first one in our country to carry out the external valvuloplasty of deep venous valve insufficiency in treating primary deep vein insufficiency and endoscopic perforator surgery(SEPS) in venous ulcer of lower limbs. By far 200 cases have been applied, the curative effects are good. The quantity and effect of cases are advanced in the country .We have set up a comprehensive surgical therapeutic system of lower limb's refluxing diseases, which is combined with the operation of varicose superficial veins ,valvuloplasty and SEPS in lower limb. The therapeutic level is preceding in the country .The interventional stent therapy of aorta dissecting aneurysm is also advanced. Particular we have successfully cure a case with dissecting aneurysm of total aorta by placing a membranous stent in the cavity of his ascending aorta, which has been formally reported only once in the world according to bibliographic retrieval. In addition, we have accumulated abundant experience on the surgical and comprehensive therapy of thyroid carcinoma, breast carcer and vascular diseases such as arteriosclerosis obliterans,internal carotid artery body tumer and abdominal aneurysm.The basic and clinic study of second hypoparathyroid therapy by transplantation is preceding in our country, and its therapeutic level is also advanced in the world. During the last five years, we have published about 80 articles on native core journals and participated in the edition of ten specialized books. Now we are editing in chief with the specialized book-Thyroid Surgery, whose chief editors are Professor Chen Guorui and Wang Shengming.It will be published by The People's Medical Publishing House in 2002.We also should the task of four subjects imbursed by National Science Fund and eight subjects imbursed by Medical Department and Guangdong Province Medical Office. The Series study of clinical dignosis and treamnent of thyroid cancer was obtained the third award of Scientific and Technological Reward for Medicine and Drug Health from Guangdong Province in 2000 and the third award of Scientific and Technological Reward for Guangdong