Polymyositis secondary to tuberculosis in an 11-year-old boy
DOI:
https://doi.org/10.51481/amc.v58i3.935Keywords:
polymyositis, tuberculosis, myositis, idiopathic inflammatory myopathiesAbstract
Polymyositis is one of the idiopathic inflammatory myopathies. It has an estimated worldwide incidence of 4 cases per million population per year. It is considered an exclusion diagnosis and a relationship with mycobacterial infection has been established. This article reports the case of an 11-year-old boy with polymyositis secondary to tuberculosis. Polymyositis had an adequate response to corticosteroids, but these were not needed after the diagnosis of a Mycobacterium tuberculosis lung infection. Anti-tuberculosis treatment without steroid therapy, allowed a resolution of both conditions and the favorable outcome of the patient.
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