Copyright
©The Author(s) 2019.
World J Clin Cases. Jul 6, 2019; 7(13): 1652-1659
Published online Jul 6, 2019. doi: 10.12998/wjcc.v7.i13.1652
Published online Jul 6, 2019. doi: 10.12998/wjcc.v7.i13.1652
Figure 4 Histopathological and immunohistochemical findings of the endoscopic submucosal dissection-resected specimen.
A: Hematoxylin and eosin staining shows diffuse infiltration of round tumor cells with irregular nuclei. Melanin pigment is absent (magnification × 400). The tumor cells are positive for B: Human Melanin Black-45 (× 200), C: Melan-A (× 200), and D: S-100 (× 100).
- Citation: Manabe S, Boku Y, Takeda M, Usui F, Hirata I, Takahashi S. Endoscopic submucosal dissection as excisional biopsy for anorectal malignant melanoma: A case report. World J Clin Cases 2019; 7(13): 1652-1659
- URL: https://www.wjgnet.com/2307-8960/full/v7/i13/1652.htm
- DOI: https://dx.doi.org/10.12998/wjcc.v7.i13.1652