“…Sometimes, in a patient with an incompetent gastrocnemius vein, varicose veins are not visible and an incompetence of the gastrocnemius vein coexisting with incompetent small saphenous vein, and varicose veins with isolated incompetence of the gastrocnemius vein. Of course, coexisting incompetence in the territory of the great saphenous vein is also possible (1)(2)(3)(4)(5)13). Re-entry points can be localized exclusively in the gastrocnemius vein system, or there could be an additional perforator connected to incompetent small saphenous vein ( fig.…”