Idiopathic multicentric Castleman disease with TAFRO clinical subtype responsive to IL-6/JAK inhibition: A pediatric case series
- PMID: 34302703
- DOI: 10.1002/pbc.29261
Idiopathic multicentric Castleman disease with TAFRO clinical subtype responsive to IL-6/JAK inhibition: A pediatric case series
Abstract
TAFRO (thrombocytopenia, anasarca, fever/elevated C-reactive protein, reticulin myelofibrosis, renal dysfunction, and organomegaly) clinical subtype of idiopathic multicentric Castleman disease (iMCD-TAFRO) is a rare lymphoproliferative disease characterized by systemic inflammation. First-line treatment for iMCD-TAFRO includes steroids and interleukin (IL)-6 blockade. Many patients have refractory disease, which is associated with significant morbidity and mortality, and treatment remains challenging. We present two pediatric cases of iMCD-TAFRO. One patient responded to IL-6 blockade; the other was refractory to siltuximab and chemotherapy, ultimately responding to JAK inhibition with ruxolitinib. This is the first reported pediatric case of refractory iMCD-TAFRO responding to JAK inhibition.
Keywords: Castleman disease; JAK inhibition; idiopathic; ruxolitinib; siltuximab.
© 2021 Wiley Periodicals LLC.
References
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