287)Asian Chapter Congress of the International Union of Angiology. Sept.5-8 2007 Taipei SHUNICHI HOSHINO Moderator:Plenary SessionⅢ Moderator:Symposium “Clinical Practice Guideline for Vascular Disease” Kaynote speaker “Endoscopic Venous Value Reconstruction” Plenary speaker “The incidence and the Prevention of Venous Throm boem bolism”