RT Journal Article T1 Antiphospholipid antibodies negativization: time for testing for non-criteria aPL? A1 Radin, M A1 Cecchi, I A1 Perez-Sanchez, C K1 Anticoagulants K1 Follow-up studies K1 Embolism AB Sir,While we read with interest the recent article byComarmond and colleagues 1 about the cessation oforal anticoagulants in antiphospholipid syndrome(APS), we do feel there are some points of the studystill open for discussion.Comarmond and colleagues 1 describe 10 patientswith prolonged disappearance of antiphospholipidantibodies (aPL) that were stopped anticoagulationtherapy. After a median duration of follow-up of 19months since the cessation of oral anticoagulants,one out of 10 patients relapsed developing pulmon-ary embolism. PB Sage Publications YR 2017 FD 2017-04-26 LK http://hdl.handle.net/10668/11215 UL http://hdl.handle.net/10668/11215 LA en NO Radin M, Cecchi I, Pérez-Sánchez C. Antiphospholipid antibodies negativization: time for testing for non-criteria aPL? Lupus. 2017 Nov;26(13):1457-1458 DS RISalud RD Apr 11, 2025