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Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Langerhans Cell Histiocytosis (LCH) | 17A1 LCH (Case 17) H&E 9

Case 17 History ---- The patient was a five year old boy with 30 radiolucent lesions in his lower extremities and left frontal bone, with adjacent soft tissue involvement. Clinical diagnosis: Langerhans cell histiocytosis. Operative procedure: Craniotomy. ---- 17A1 An intraoperative smear shows Langerhans cells as well as multinucleated reactive cells. (H&E)

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