title: Hepatosplenomegaly of unknown etiology.
mesh_terms: D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D005953:Glycogen Storage Disease Type I / Q000150:complications / Q000175:diagnosis*; D006529:Hepatomegaly / Q000209:etiology*; D006801:Humans; D013163:Splenomegaly / Q000209:etiology*