A neuroendocrine tumor (NET) is a rare type of cancer that arises from neuroendocrine cells in the nasal cavity or sinuses. Neuroendocrine cells normally produce hormones in response to nerve signals. Tumors formed by these cells can vary widely in their behavior, from slow-growing to highly aggressive. What are the symptoms of a neuroendocrine tumor …
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Nonkeratinizing squamous cell carcinoma (NKSCC) is a type of cancer that begins from squamous cells, specialized cells found on the inside surface of the nasal cavity and paranasal sinuses. The nasal cavity is the hollow space inside the nose that helps warm, moisten, and filter the air we breathe. The paranasal sinuses, which include the …
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What is a sinonasal papilloma? A sinonasal papilloma is a non-cancerous tumour that starts from the tissue that lines the inside of the nasal cavity and paranasal sinus. Pathologists divide sinonasal papillomas into three types: inverted, exophytic, and oncocytic. Another name for sinonasal papilloma is Schneidernian papilloma. Is sinonasal papilloma a type of cancer? No. …
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What is sinonasal undifferentiated carcinoma? Sinonasal undifferentiated carcinoma (SNUC) is a type of cancer that starts from cells normally found on the inside of the nasal cavity and paranasal sinuses. This area of the body is called the sinonasal tract. Sinonasal undifferentiated carcinoma is an aggressive disease with a poor prognosis. Can sinonasal undifferentiated sinonasal carcinoma …
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