Pulmonary embolism is a benign disease, generally after the cure of pulmonary embolism can survive for a long time, does not affect the life, the key is to prevent the re-occurrence of pulmonary embolism. If there are varicose veins in the lower extremities, because this kind of patients are easy to form thrombosis in the lower extremities, the thrombosis will easily occur again after the thrombosis is dislodged, so this kind of patients should undergo surgery for varicose veins in the lower extremities. The key is to prevent recurrence. Pulmonary tethering is easy to recur, so you can take some oral medication to activate blood circulation and remove blood stasis.