This guidance updates and replaces the previous guideline on the investigation and management of antiphospholipid syndrome (APS) published in 2000 (Greaves et al, 2000), though where there have not been changes we refer back to them when appropriate.

First published online 8 February 2012
British Journal of Haematology, 2012, 157, 47–58 doi:10.1111/j.1365-2141.2012.09037.x