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  • Title: [Malignant meningioma in nasal cavity and paranasal sinuses: a case report].
    Author: Huang J, Zhou Z, Jin X.
    Journal: Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi; 2015 May; 29(9):849-50. PubMed ID: 26281066.
    Abstract:
    Female patients, 50 years old, have a recurrent unilateral aggravating headache for 5 years. Without runny nose, sneezing, nasal hemorrhage, smell or vision loss. Prefessional examination: there is a visible hoar neoplasm in the right middle nasal meatus With smooth surface and rich in vascular. The nasopharyngeal MRI shows that there is a occupancy lesion in the right nasal cavity and sinuses, well-demarcated, about 21. 5 mm x 25.5 mm x 37.0 mm. Angiofibroma is the most likely diagnosis. Postoperative pathological section shows that tumor are hypercellular, which contains big nucleus. Cells are spindle or short fusiform shape, there are stripes and nuclear division in some cells. There are vortex structures in partial region. Immunohistochemical examination shows: CD34(++), Ki-67 (< 5%), CD68(-), Des (-), NSE(+), S-100(++), SMA(-), EMA (+). Histopathologic diagnosis: atypical meningioma, some were differentiated to rhabdoid meningioma. The final diagnosis is malignant meningioma in nasal cavity and paranasal sinuses.
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