<unk><unk><unk>  is the occurrence of venous thromboembolism (VTE) among air travelers.  VTE consists of deep vein thrombosis (DVT), pulmonary embolism (PE), or both.  DVT occurs when a deep vein is partially or completely blocked by a blood clot, most commonly in the legs. The clot may break off and travel to the vessels in the lung, causing a life-threatening PE.
Deep vein thrombosis economy class syndrome
Deep vein thrombosis special scenario upper extremity
Deep vein thrombosis future or investigational therapies
Deep vein thrombosis risk factors
Portal vein thrombosis risk factors
Stent thrombosis risk factors
Varicose veins risk factors
Deep vein thrombosis special scenario recurrence