Article
Sinonasal adenocarcinoma: evidence for histogenetic divergence of the enteric and nonenteric phenotypes.
Human pathology - 1 Nov 2003
Choi Hong-Ran, Sturgis Erich M, Rashid Asif, DeMonte Franco, Luna Mario A, Batsakis John G, El-Naggar Adel K
Abstract excerpt
Adenocarcinomas of nonsalivary origin represent approximately 10% to 20% of all sinonasal malignancies and are characterized by varying histopathologic features and uncertain histogenesis. To better understand the histogenesis and phenotypic heterogeneity of these tumors, we performed immunohistochemical analyses for cytokeratin (CK) 7 and CK20 on 12 primary sinonasal adenocarcinomas (SNACs) representing the...
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