Langerhans' Cell Histiocytosis (Histiocytosis X) of the Temporal Bone
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چکیده
منابع مشابه
Langerhans Cell Histiocytosis of the Temporal Bone.
Langerhans cell histiocytosis involving the temporal bone region is uncommon and can resemble malignant neoplasms on imaging due to high cellularity. Although recognizing the presence of sharp margins with beveled-edges can be helpful, tissue sampling is often necessary for confirming the diagnosis. Cytology classically demonstrates kidney-bean shaped nuclei within the Langerhans cells and immu...
متن کاملLangerhans cell histiocytosis
Introduction: Langerhans cell histiocytosis (LCH), which was previously known as histiocytosis X, refers to a group of lesions that stimulate uncontrolled proliferation of cells. The purpose of this case was to report and describe a LCH case with mandibular bone involvement in a 2.5-year-old boy. Case reports: A 2.5 years old boy with LCH of mandibular jaw who has been treated by surgical inter...
متن کاملLangerhans cell histiocytosis of the bone
of LCH remains unknown. According to molecular study, LCH is not a disease of the epidermal Langerhans cells, but rather one of the myeloid dendritic cells with mononuclear phagocyte dysregulation. The clinical signs and symptoms of LCH vary depending on the organs and extent of involvement. LCH is diagnosed based on pathologic and immunohistochemical evaluation. Histologic features are not pre...
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Accepted 29 March 1996 In 1953, Lichtenstein introduced the unifying term 'histiocytosis X' to embrace several previous eponyms, including eosinophilic granuloma, Letterer-Siwe disease and Hand-Schuller-Christian disease.' In 1987, a more prominent designation, Langerhans cell histiocytosis (LCH), was recommended to replace histiocytosis X.' The term is more appropriate as it reflects the fact ...
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ژورنال
عنوان ژورنال: Journal of Otology
سال: 2007
ISSN: 1672-2930
DOI: 10.1016/s1672-2930(07)50007-3