Sinonasal Papilloma: Understanding Your Pathology Report
A sinonasal papilloma is a noncancerous (benign) tumor that starts from the tissue lining the inside of the nasal cavity and paranasal sinuses. Another name for it is Schneiderian papilloma. Pathologists divide sinonasal papillomas into three types, called inverted, exophytic, and oncocytic, based on how the tumor looks under the microscope. Sinonasal papilloma is not …
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