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Osteomyelitis Because of Mycobacterium Xenopi in an Immunocompetent Child
Martin Kuntz1, Maximilian Seidl, Philipp Henneke
1From the *Department of General Pediatrics, Adolescent Medicine and Neonatology, University Medical Center Freiburg, Freiburg, Germany; †Center for Chronic Immunodeficiency (CCI), University Medical Center Freiburg and University of Freiburg, Freiburg, Germany; and ‡Institute for Surgical Pathology, University Medical Center Freiburg, Freiburg, Germany.
Abstract:
We present the case of a 6-year-old, immunocompetent boy with chronic osteomyelitis of the calcaneus caused by Mycobacterium xenopi. Of note, typical histopathology was not visible on the first biopsy and developed only later over a period of 6 weeks, highlighting the difficult differential diagnosis of osteomyelitis caused by nontuberculous mycobacteria.
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