Of them, 324 cases (422 limbs) were simple GSV varicosis, and 96 cases (103 limbs) coexistented primary deep venous insufficiency (PDVI) of lower limbs.

• 其中单纯性大隐静脉曲张324例（422条肢体），下肢深静脉瓣膜功能不全96例（103条肢体）。