ANTIPHOSPHOLIPID SYNDROME DIAGNOSIS
The information on the antiphospholipid syndrome (APS) clinical manifestations diversity as well as situations when it can be suspected is presented. Various approaches to diagnosing a reliable and a probable APS and characteristics of the conditions associated with the antiphospholipid antibodies (APLA) presence are considered. Data concerning the APLA level transient increase and the APLA asymptomatic carriage is presented. The International Society of Thrombosis and Haemostasis recommendations for the selecting patients to be examined for APS and hereditary thrombophilia presence are described. Special attention is paid to the APLA identification on the background of the patient administering anticoagulant drugs.