Case Report
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Mar 14, 2008; 14(10): 1633-1635
Published online Mar 14, 2008. doi: 10.3748/wjg.14.1633
Figure 3
Figure 3 Histopathological examination of the abdomino-perineal resection (S-100 Positive, x 200). S-100 staining performed with an automatic system (Benchmark XT, Ventana Systems). Diffuse expression of S-100 staining typical for melanoma. In leiomyosarcoma, S-100 is never expressed.