Objective To investigate the efficacy of high ligation combined with endovenous laser treatment (EVLT) in greater saphenous vein varicosity.

目的探讨高位结扎联合腔内激光治疗大隐静脉曲张的疗效。

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Objective to probe into the cause and prevention of the reopening after endovenous laser treatment (EVLT) for varicose veins in lower extremities.

目的探讨腔内激光凝闭术治疗下肢浅静脉曲张术后再通的原因及预防。

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