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Figure 3 | Pediatric Rheumatology

Figure 3

From: Fatal myocarditis in a child with systemic onset juvenile idiopathic arthritis during treatment with an interleukin 1 receptor antagonist

Figure 3

Immunophenotyping of inflammatory cells in the myocardium. Photomicrographs (×400) showing immunohistochemical staining of paraffin-embedded formalin-fixed myocardial tissue sections using antibodies directed against CD3, CD20, and CD68. The inflammatory cells are mostly CD3 positive T-cells and CD68 positive macrophages. CD20 positive B-cells were essentially absent.

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