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Observational Study
©The Author(s) 2026.
World J Methodol. Mar 20, 2026; 16(1): 107426
Published online Mar 20, 2026. doi: 10.5662/wjm.v16.i1.107426
Table 1 Etiological spectrum of the sinonasal lesions
Groups
Diagnosis
Number of lesions
Benign (n = 12)Inflammatory myofibroblastic tumor1
Mycetoma 1
Central giant cell reparative granuloma1
Schwannoma 1
Meningioma2
Juvenile nasopharyngeal angiofibroma1
Neuroendocrine tumor1
Solitary fibrous tumor1
Inflammatory nasal polyp3
Malignant (n = 18)Squamous cell carcinoma4
Undifferentiated Sinonasal carcinoma3
Sinonasal teratocarcinoma1
Lymphoma2
Plasmacytoma2
Chondrosarcoma1
Chondroma1
Nasopharyngeal carcinoma2
Nasopharyngeal adenocystic carcinoma1
Metastasis1


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