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Figure 2 | Diagnostic Pathology

Figure 2

From: Clinicopathological features and the value of differential Cytokeratin 7 and 20 expression in resolving diagnostic dilemmas of ovarian involvement by colorectal adenocarcinoma and vice-versa

Figure 2

A. Mucinous adenocarcinoma B. IHC results. Diffuse CK20 positivity and CK 7 negativity (not shown), reinforcing a metastatic colorectal adenocarcinoma. C. Metastatic 'signet-ring' cell adenocarcinoma from colorectum. Infiltrating 'signet-ring' cells in a desmoplastic stroma. Inset, showing discrete mucicarmine positivity, highlighting intracytoplasmic mucin in the tumor cells. D. CK20 positivity in the signet-ring cells. E. Diffuse CEA expression. CK 7 was negative (not shown).

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Diagnostic Pathology

ISSN: 1746-1596

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