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Revista chilena de infectología

versión impresa ISSN 0716-1018

Resumen

CONTARDO, Verónica; COFRE, José  y  HERNANDEZ, Pamela. Pott's disease and immunological diagnosis of tuberculosis, about a pediatric clinical case. Rev. chil. infectol. [online]. 2015, vol.32, n.1, pp.105-110. ISSN 0716-1018.  http://dx.doi.org/10.4067/S0716-10182015000200015.

Tuberculosis (TB) remains a major health problem in the world. The clinical forms of TB in children are variable, pulmonary involvement occurs in two thirds of cases. In the remaining third, clinical forms incluye node, meningeal and osteoarticular involvement. Case report: 7 year old boy with a history of an osteolytic lesion of the right ischial branch. Three months later he presented with spondylodiscitis at L2-L3, associated with a large abscess in the right iliac psoas muscle. Pott's disease was suspected, and tuberculin test and T-SPOT®.TB test were performed, with a positive result. Antimicrobial treatment was initiated with isoniazid, rifampicin, pyrazinamide and ethambutol. After 30 days, Mycobacterium tuberculosis was isolated from psoas abscess. We discuss methods of TB diagnosis, with special emphasis on immunological methods: tuberculin test and interferon-gamma release assays. Methods of immunological TB diagnosis are an important contribution to the diagnosis of this disease, allowing early initiation of treatment.

Palabras clave : Tuberculosis; Pott's disease; tuberculin test; interferon-gamma release assays.

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