real danger -- not so much that the heart will give out but that the blood not clearing the heart chambers will pool and clot. You then have a very high risk of strokes. One way of looking at the Warfarin is that you will be unlikely to suffer from a DVT on long distance flights....
Persistently positive antiphospholipid antibodies (aPL) in association with thromboses and/or pregnancy morbidity is the hallmark of the antiphospholipid syndrome (APS). The management of aPL-positive patients has been focused on utilizing traditional antithrombotic medications, such as heparin or warfarin. ...