sinonasal

Non-keratinizing squamous cell carcinoma of the nasal cavity and sinuses

What is non-keratinizing squamous cell carcinoma? Non-keratinizing squamous cell carcinoma (NKSCC) is a type of cancer that starts in the nasal cavity or one of the paranasal sinuses. This area of the body is described as the sinonasal tract, and it includes the maxillary sinus, ethmoid sinus, frontal sinus, and sphenoid sinus. The tumour starts …
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Chronic rhinosinusitis

What is chronic rhinosinusitis? Chronic rhinosinusitis is a medical condition caused by inflammation of the nasal cavity and paranasal sinuses. It is a very common condition that typically affects adults. People with chronic rhinosinusitis are more likely to develop non-cancerous growth in the nasal cavity or paranasal sinuses called a sinonasal inflammatory polyp. What causes …
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Sinonasal inflammatory polyp

What is a sinonasal inflammatory polyp? A sinonasal inflammatory polyp is a non-cancerous growth that may develop in the nasal cavity or paranasal sinuses. It is a very common condition that affects up to 20% of the adult population in some parts of the world. What causes a sinonasal inflammatory polyp? Sinonasal inflammatory polyps can …
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Schneiderian papilloma

What is a Schneiderian papilloma? A Schneiderian papilloma is a non-cancerous tumour that starts from the tissue that lines the inside of the nasal cavity and paranasal sinus. Pathologists divide Schneiderian papillomas into three types: inverted, exophytic, and oncocytic. Another name for Schneiderian papilloma is sinonasal papilloma. Is Schneiderian papilloma a type of cancer? No. …
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Sinonasal undifferentiated carcinoma (SNUC)

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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