Toe fracture three months at the fracture with swelling, standing on the swelling purple, may be due to poor blood circulation, soft tissue injury, lower extremity deep vein thrombosis and other factors. 1. Poor blood circulation: when the patient’s toe area, due to heavy blow fracture, making the local vascular tissue damage, inducing poor blood circulation. This will cause the toe fracture three months fracture place has a feeling of swelling, standing on the swollen purple situation. 2. Soft tissue injury: If the toe fracture site, the soft tissue is seriously traumatized, and the condition fails to return to normal for a long time. This can lead to the blood flow rate is affected, so that the toe fracture three months fracture place has a feeling of swelling, standing on the swelling of purple situation. 3. Lower extremity deep vein thrombosis: when the toe fracture site is too serious, resulting in venous blood flow stagnation, inducing deep vein thrombosis of the lower extremities. It can make oneself appear toe fracture three months fracture place has the feeling of swelling, standing on the phenomenon of swollen purple. It is recommended that if you have a toe fracture for three months and the fracture is swollen and purple when you stand up, you should consult a doctor in time for scientific treatment. And pay attention to avoid physical labor, try to bed rest, keep relaxed and happy mood.