Hemophagocytic Lymphohistiocytosis, also known as lymphohistiocytosis, hemophagocytic, is related to hemophagocytic lymphohistiocytosis, familial, 1 and hemophagocytic lymphohistiocytosis, familial, 4, and has symptoms including ataxia, hemiplegia and icterus. An important gene associated with Hemophagocytic Lymphohistiocytosis is UNC13D (Unc-13 Homolog D), and among its related pathways/superpathways are Akt Signaling and Cytokine Signaling in Immune system. The drugs Dexamethasone and Dexamethasone acetate have been mentioned in the context of this disorder. Affiliated tissues include bone marrow and t cells, and related phenotypes are growth/size/body region and cellular