exophytic

Head and neck – Schneiderian papilloma

by Emilija Todorovic MD FRCPC, reviewed on May 12, 2020 Quick facts: Schneiderian papilloma is a non-cancerous tumour that starts in the nasal cavity or sinus. Schneiderian papillomas are divided into three types called inverted, exophytic, and oncocytic. If not removed completely, the inverted type can grow into and damage surrounding tissues including the bones …
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