Figure 2From: Carcinoma involving the gallbladder: a retrospective review of 23 cases - pitfalls in diagnosis of gallbladder carcinomaDysplasia in RAS and adenomyosis can mimic invasive GBC. A-B: Dysplastic epithelium within RAS penetrating slightly beyond the wall, C: dysplastic epithelium associated with adenomyosis, D: Foci of intramural invasive carcinoma (H&E stain).Back to article page