Is it time to rethink postop anticoagulation?

Study shows risk of pulmonary embolism is raised for up to 18 weeks after some surgeries

The risk of postoperative pulmonary embolism may be elevated for up to three months after all types of surgery, a study suggests.

The finding raises serious questions over whether doctors should extend the period of prophylactic anticoagulation from the usual five weeks to 18, say the authors and leading surgeons.