Eosinophilic granuloma | Histiocytosis X of lung | Langerhans' cell granulomatosis | Letterer-Siwe disease | Letterer-Siwe disease involving intra-abdominal lymph nodes | Letterer-Siwe disease involving intrapelvic lymph nodes | Letterer-Siwe disease involving intrathoracic lymph nodes | Letterer-Siwe disease involving lymph nodes of axilla and upper limb | Letterer-Siwe disease involving lymph nodes of head, face, and neck | Letterer-Siwe disease involving lymph nodes of inguinal region and lower limb | Letterer-Siwe disease involving lymph nodes of multiple sites | Letterer-Siwe disease involving spleen | Letterer-Siwe disease, unspecified site, extranodal and solid organ sites | Chronic idiopathic xanthomatosis | Hand-Schueller-Christian disease | Langerhans' cell histiocytosis | Hepatic Langerhans cell histiocytosis | Eosinophilic Granuloma | Granuloma, Eosinophilic | Eosinophilic Granulomas | Granulomas, Eosinophilic |