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Nasal Cavity Hyperplastic and Neoplastic - Pathology (view source)

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[[Image:Nasal cavity carcinoma.jpg|right|thumb|100px|<small><center>Nasal cavity carcinoma (Image sourced from Bristol Biomed Image Archive with permission)</center></small>]]

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===Squamous cell carcinoma===

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*In cats they arise mainly from nasal vestibule

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*In horses they originate mainly from maxillary sinus

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*Most common nasal tumour

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**Serosanquineous or mucopurulent, odourous nasal discharge

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*Tissue necrosis

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*May cause airway obstruction or facial distortion

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[[~~Category:Nasal Cavity - Hyperplastic/Neoplastic Pathology~~]]

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===[[Olfactory Neuroblastoma]]===

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~~===Olfactory neuroblastoma~~===

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*Rare, mainly occurs in cats

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*Arises from ethmoturbinates in caudal region of nasal cavity

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*May penetrate cribriform plate into cerebral cortex

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~~[[Category:Nasal Cavity - Hyperplastic/Neoplastic Pathology]]~~

===Ethmoturbinate tumours (papillomas and adenocarcinomas)===

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