Chondromyxoid fibroma; a rarely found tumor, contributing <1% of all primary bone neoplasm. We reported a 4-year female child with a 1-year history of nasal obstruction and facial swelling. Large enhanced lesion with amorphous densities spreading into the right cribriform plate and floor of sphenoid sinus, laterallyinto right lamina papyracea, inferolaterally into medial wall of maxillary sinus, posteriorly into nasopharynx and superior aspect of oropharynx was appreciated in CT scan. Mass was excised by Caldwell Luc’s endoscopic medial maxillectomy via the sublabial approach. CMF was confirmed histologically in post-operative biopsy.
Keywords: Chondromyxoid fibroma, benign neoplasm, lamina paprycea.
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