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- Carolina Duarte-Salazar, Concepción Guadalupe Santillán-Chapa, Garly Daniel González-Rosado, Norma Marín-Arriaga, and José Eugenio Vázquez-Meraz.
- Servicio de Reumatología Pediátrica, Instituto Nacional de Rehabilitación. Secretaría de Salud. México, D.F., Mexico.
- Cir Cir. 2012 Sep 1; 80 (5): 455-8.
BackgroundAcute lymphoblastic leukemia initially shows osteoarticular manifestations. However, it is rare that it shows juvenile idiopathic arthritis (JIA) symptoms.Clinical CaseA child with acute lymphoblastic leukemia initially misdiagnosed with malignant neoplasia and septic arthritis, and later on with juvenile idiopathic arthritis. The child had persistent articular pain and swelling despite treatment. Six months later, a full blood count revealed leukopenia and neutropenia with lymphocytosis. A bone marrow aspirate confirmed pre-B acute lymphoblastic leukemia with hypodyploidia.ConclusionThis case initially showed typical signs of arthritis, and a diagnosis of acute lymphoblastic leukemia was ruled out, since the those clinical features and hematologic alterations characterizing this hematologic neoplasia.
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