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Journal of the Egyptian National Cancer Institute
Fig. 1 | Journal of the Egyptian National Cancer Institute

Fig. 1

From: Metastatic colorectal carcinoma initially diagnosed by bone marrow biopsy: a case report and literature review

Fig. 1

a: H&E; BM trabeculae with intervening nests of malignant epithelial cells admixed with foci of necrosis (× 100). b Positive cytoplasmic staining of neoplastic cells for CK (× 400). c Positive cytoplasmic staining of neoplastic cells for CK20 (× 400). d Positive nuclear staining of neoplastic cells for CDX-2 (× 400). e Colonoscopic biopsy showing the same malignant proliferation demonstrated in BM, with acinar and sheeting patterns separated by desmoplasia (× 100). f Negative staining of neoplastic cells for WT-1 (× 400)

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