Localised Langerhans cells histiocytosis affecting head and neck is
d. Eosinophilic granuloma(Ref: Nelson's 20/e p 2484-2489, Ghai 8/e p 620-623)Eosinophilic granuloma: Bone lesions, with no visceral involvement; Localised; affects head and neck
Letterer-Siwe disease
Pulmonary Langerhans cell histiocytosis
Hand-Schuller-Christian disease
Eosinophilic granuloma
C.V.S.