Venous thromboembolism in antiphosholipid syndrome

Antiphosholipid syndrome (APS) is defined by the presence of clinical and laboratory criteria, it means by presence of antiphospholipid antibodies. Venous thromboembolism belongs to the most frequent clinical manifestation of this syndrome. Here we summarised basic pathophysiological mechanisms of venous thrombosis and lung embolism development, epidemiology of APS, and also the situations when this syndrome should be considered. The possible difficulties of laboratory diagnosis and their therapy involvement are mentioned.