title: Prognostic signs of histiocytosis X.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000740:Anemia / Q000150:complications; D001853:Bone Marrow / Q000473:pathology; D001842:Bone and Bones / Q000473:pathology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008099:Liver / Q000473:pathology; D008206:Lymphatic Diseases / Q000175:diagnosis* / Q000473:pathology / Q000628:therapy; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D012877:Skin Manifestations; D013154:Spleen / Q000473:pathology