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Article

CD56 expression in basaloid anal squamous cell carcinoma - A potential diagnostic pitfall.

Annals of diagnostic pathology - 1 Aug 2021

Madahian Sepideh, Judelson Richard, Zhu Xiaoqin, Meng Xiuling, Dresser Karen, Hutchinson Lloyd, Bledsoe Jacob R

Abstract excerpt

Anal squamous cell carcinoma (SqCC) is a morphologically heterogeneous entity. Basaloid and non-keratinizing anal SqCC may be confused with other tumors including neuroendocrine carcinoma due to morphologic overlap, and expression of neuroendocrine markers is not well-studied in anal SqCC. Prompted by a case of anal SqCC that was initially misdiagnosed as neuroendocrine carcinoma on the basis of morphology and...

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PMID: 33989959
DOI: 10.1016/j.anndiagpath.2021.151758

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-07.1.

Source receipt: pubmed, retrieved 7 Sept 2026.

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