Objective To study the level of fibrinogen in blood of the patients with or without low limb fracture and study the relationship between the fibrinogenic level and deep venous thrombosis.

• 目的观察下肢骨折卧床患者与非骨折患者血中纤维蛋白原水平,并了解其与近期下肢静脉血栓形成之间的关系如何。