title: 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].
authors.affiliation: Department of Rheumatology (planta 10), Hospital Universitario de Bellvitge-IDIBELL, Feixa Llarga s/n, Hospitalet de Llobregat, Barcelona, Spain. Electronic address: hborrellp@bellvitgehospital.cat.
authors.forename: Helena
authors.initials: H
authors.lastname: Borrell
authors.affiliation: Department of Rheumatology (planta 10), Hospital Universitario de Bellvitge-IDIBELL, Feixa Llarga s/n, Hospitalet de Llobregat, Barcelona, Spain.
authors.forename: Joan M
authors.initials: JM
authors.lastname: Nolla
authors.affiliation: Department of Rheumatology (planta 10), Hospital Universitario de Bellvitge-IDIBELL, Feixa Llarga s/n, Hospitalet de Llobregat, Barcelona, Spain.
authors.forename: Javier
authors.initials: J
authors.lastname: Narváez
mesh_terms: D017152:Antibodies, Antiphospholipid; D001168:Arthritis; D006801:Humans; D016553:Purpura, Thrombocytopenic, Idiopathic; D053628:Receptors, Thrombopoietin; D012250:Rheum; D013921:Thrombocytopenia; D013927:Thrombosis
chemical_list: D017152:Antibodies, Antiphospholipid; D053628:Receptors, Thrombopoietin