Abstract:Hemophagocytic lymphohistiocytosis (HLH) is a potentially fatal hyperinflammatory syndrome that is classified into primary and acquired forms. Primary-HLH has genetic components related to defects in cytotoxic T and NK cells. The acquired form of HLH is classified based on the underlying triggers of immune dysregulation through malignancy, infections, and/or autoimmune processes. The standard of care is established with etoposide and dexamethasone, but there are currently no guidelines for refractory HLH or ca… Show more
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