Letter to the editor. Commentary to the article: LaMoreaux B, Barbar-smiley F, Ardoin S, Madhoun H. Two cases of thrombosis in patients with antiphospholipid antibodies during treatment of immune thrombocytopenia with romiplostin, a thrombopoietin receptor agonist. Semin Arthritis Rheum 2015 Jul 29.pii: S0049-0172(15)00196-1. DOI:10.1016/j.semarthrit.2015.07-008. [Epub ahead of print] | Publicación