How do you approach evaluation of pulmonary vein thrombosis?

Pulmonary vein thrombosis is a rare condition that is usually associated with injury to the vessel, for example after surgery or lung transplantation, or as a complication of lung cancer. I am not aware of any data on the relative efficacy of different anticoagulants in PVT but from a biologic perspective, I don't see why DOACs would not be as effective as other anticoagulants. DOACs may be more beneficial than warfarin in cancer patients with PVT if we can extrapolate data on treating VTE in ca...