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. 2010 Nov 28;16(44):5592–5597. doi: 10.3748/wjg.v16.i44.5592

Figure 2.

Figure 2

Ampullary tumor, stage 1. A: Magnetic resonance imaging (MRI) showed dilation of the common bile duct and Wirsung’s duct, without space-occupying lesions of the ampulla; B: Linear endoscopic ultrasound (L-EUS) of the same patient. Ampullary tumor, stage 2; C: MRI showed dilation of the common bile duct and normal appearance of Wirsung’s duct; D: L-EUS scan of the same patient, which showed duodenal wall disruption without pancreas invasion. CBD: Common bile duct; PAP: Papilla (Vater's papilla); PD: Pancreatic duct.