Etiology

 metabolic diseases

 hepatic histocytosis

• Langerhans histiocytosis
• Erdheim-Chester disease
• hemophagocytic histiocytosis (macrophagic activation syndrome)

 neuroblastoma (Pepper's syndrome)
 lymphoma
 transient myeloproliferative disorder
 leukemoid reactions
 leukemia

• erythroleukemia (#14521454#)