Abstract:<p>This article reports a case of 65 year-old man consultedin a private radiology dental clinic for a panoramicradiography, where was indicated a radiolucent area,extending into the periapical region of the teeth 35 to 43 to the base of the mandible. Radiographydiagnosis was difficult. The immunohistochemical examination showed immunoreactivity for theproteins CD 68, S-100 and CD 1a. Histopathologicaldiagnosis was obtained for Langerhans cell granuloma(histiocytosis X). Langerhans cell histiocytosis isca… Show more
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