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Location, epicenter, and extension of olfactory neuroblastoma
| LOCATION AND EXTENSION | NO. (%) |
|---|---|
| Side (nasal cavity) Right Left Both Midline |
27 (46.6) 27 (46.6) 3 (5.2) 1 (1.7) |
| Epicenter Superior Other – Middle – Sphenoid sinus invade sella turcica |
50 (86.2) 8 (13.8) 7 (12.1) 1 (1.7) |
| Extension Frontal sinus Ethmoid sinus Maxillary sinus Sphenoid sinus Intra-orbit Intra-cranium |
34 (58.6) 50 (86.2) 24 (41.4) 30 (51.7) 26 (44.8) 44 (75.9) |
