Carcinoma with Triphasic Differentiation Arising from Inverted Papilloma in Sinonasal Sinus: A Rare Case with Molecular Characterization

Small cell neuroendocrine carcinoma (SNEC) is a rare subset of tumors in the sinonasal sinus. Combined tumors are exceedingly rare. Here, we describe a 65-year-old male with a mixed tumor of SNEC and sarcomatoid carcinoma arising in an inverted papilloma, containing squamous cell carcinoma in situ (...

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Bibliographic Details
Main Authors: So-Woon Kim, Kiyong Na
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/11/10/1827