They found that 80 percent ofthe patients had what is called insufficiencyofthevalves in the jugular vein.
结果显示,八成的病人都催在这都在不同程度上存在着颈静脉膜瓣性供血不足。
2
Theinsufficiencyof deep venous valves was the main cause resulting in the recurrence of varicose veins after varicotomy in lower extremities.
结论下肢静脉曲张术后复发的原因较为复杂,其主要原因是深静脉瓣膜功能不全。
3
Methods 49 patients with venous valvular insufficiency were examined using 2-D color Doppler flow imaging to observe the anatomic structures ofvalves and hemodynamics of venous flow in legs.