The Imaging Findings of Sinonasal Organized Hematoma
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Sinonasal organized hematoma: CT and MR imaging findings.
BACKGROUND AND PURPOSE Sinonasal organized hematoma (OH) is an uncommon, nonneoplastic benign condition that can be locally aggressive. The purpose of this work was to characterize the CT and MR imaging findings of sinonasal OH. MATERIALS AND METHODS CT (n = 11) and MR (n = 10) images of 12 patients (9 men and 3 women; mean age, 41 years; range, 12-76 years) with pathologically proved sinonas...
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Organized hematoma is a pseudo-tumorous lesion mostly occurs at sinonasal cavity and often confused with malignant neoplasm. The initiation of this lesion is blood accumulation, probably due to trauma, and this hematoma develops into organized hematoma as it encapsulated with fibrous band and neo-vascularized. Since it is uninformed at temporomandibular joint (TMJ) region, imaging diagnosis mig...
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OBJECTIVES/HYPOTHESIS Organized hematoma (OH) is a rare non-neoplastic disease. We studied the clinical characteristics of 17 patients with sinonasal OH and those of 75 cases in the English literature. STUDY DESIGN Retrospective review of medical records and systematic review of the literature on OH. METHODS Comprehensive review of the English-language literature on OH was performed. We scr...
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