Urachal Adenocarcinoma: A Case Report with Key Imaging Findings and Radiologic-Pathologic Correlation

Figure 3

Gross specimen of the tumor ((a) anterior view; (b) cross section), showing a multinodular mass with fistulization to the umbilical skin (black arrows) and involvement of the bladder wall (red arrow) and a central necrotic cavity (star). Histologic image of the resected tumor ((c) H&E 100x; (d) H&E 400x) showing areas with a mucinous pattern (blue star) and a signet ring cell morphology (blue arrow).

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