Prophylaxis for travel-related thrombosis? No

Routine chemoprophylaxis for travel-associated thrombosis? No.

• Travel and thrombosis are associated. Four case-control studies [1-4] and five cohort and randomized controlled studies [5-9] have clearly established that thrombosis is associated with travel. In the four case-control studies, 11.8% of patients with venous thromboembolism had a history of recent travel, by air or other means of transportation, compared to 6.3% of controls with an odds ratio ...

Travel-related thrombosis: is this a problem?

Guidelines on travel-related venous thrombosis.

Long duration travel is a weak risk factor for the development of venous thromboembolism (VTE). The incidence of VTE after flights of >4 h is 1 in 4656 and for flights of more than 8 h in low and intermediate risk flyers is around 0.5%. Severe symptomatic pulmonary embolism in the period immediately after travel is extremely rare after flights of <8 h. In flights over 12 h the rate is 5 per mil...

Thrombosis after Travel

T raveling has always been a risky venture. In times gone by, the traveler left the security of home to face myriad dangers, including accidents, storms, infectious disease, malnutrition, and assault. Consider the choices faced by travelers from New York to San Francisco before the transcontinental railroad traversed North America in 1869. They had to choose between a harsh overland route by wa...

Air travel and thrombosis.

were reported in 1954 by Homans (1), interest has recently heightened. Numerous cases have been reported, but controlled studies are few and contradictory. In a series of patients who had died suddenly at Heathrow Airport, this occurred far more often in the arrival than in the departure area (2). Casecontrol studies have yielded conflicting results, with two French studies showing a two to fou...