静脉血栓形成和血栓性静脉炎,又有红血栓和白血栓之称,前者容易脱落常引起肺栓塞;后者不容易脱落,常发生化脓症。随着老年外科的进展,它的发病率有增高的趋向,并且成为术后常见的合并症,如果处理不妥善,可导致严重的致命结果。静脉血栓形成和血栓性静脉炎,可以发生在身体各部。但其中以左下肢多见,浅深两组静脉都可以发病。 Venous thrombosis and thrombophlebitis, also known as red blood clots and white blood clots, the former often easy to shedding caused by pulmonary embolism; the latter is not easy to fall, often occurs suppurative disease. As senile surgery progresses, its incidence tends to increase and becomes a common complication after surgery, which can lead to serious fatal consequences if not handled properly. Venous thrombosis and thrombophlebitis can occur in various parts of the body. But more common in the left lower extremity, shallow depth of the two groups of veins can be disease.