title: In a child presenting with features consistent with a diagnosis of juvenile idiopathic arthritis, what clinical features or laboratory findings (at presentation) predict a diagnosis of acute lymphoblastic leukaemia?
authors.affiliation: Department of Rheumatology, The Children's Hospital at Westmead, Sydney, New South Wales, Australia.
authors.forename: Damien
authors.initials: D
authors.lastname: McKay
authors.forename: Louisa
authors.initials: L
authors.lastname: Adams
authors.forename: Genevieve
authors.initials: G
authors.lastname: Ostring
authors.forename: Davinder
authors.initials: D
authors.lastname: Singh-Grewal
mesh_terms: D001171:Arthritis, Juvenile / Q000503:physiopathology*; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009517:New South Wales; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000175:diagnosis* / Q000503:physiopathology