Case Reports in Pathology / 2017 / Article / Fig 4

Case Report

Urachal Tumor: A Case Report of an Extremely Rare Carcinoma

Figure 4

Immunostains: (a) CK20 positive staining in the tumor and negative staining in the overlying urothelium; (b) CK7 negative staining in the tumor and positive staining in the urothelium.
(a)
(b)