title: Stiff person syndrome as the initial manifestation of systemic lupus erythematosus.
authors.forename: Renato P
authors.initials: RP
authors.lastname: Munhoz
authors.forename: Hudson
authors.initials: H
authors.lastname: Fameli
authors.forename: Hélio A G
authors.initials: HA
authors.lastname: Teive
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D008875:Middle Aged; D016750:Stiff-Person Syndrome / Q000175:diagnosis*