Contrast enhanced endoscopic ultrasound: More than just a fancy Doppler

Figure 1 Transabdominal contrast enhanced ultrasound. A: Hypoechoic lesion in the head of the pancreas on traditional grey-scale ultrasound. B:Vascularity of this lesion after infection of Definity contrast agent. The ultimate diagnosis later proved to be pancreatic adenocarcinoma encasing the celiac axis. AO: aorta; CA: celiac axis; M: mass. Image courtesy of Dr. Stephanie Wilson, Department of Radiology, University of Calgary.

Figure 2 Contrast enhanced endoscopic ultrasound image using SonoVue injection of a focal pancreatic lesion. The region shows regular vascularization consistent with chronic pancreatitis. Image courtesy of Hocke M et al, World J Gastroenterol 2006[34].

Figure 3 Contrast enhanced endoscopic ultrasound image using SonoVue injection of a focal pancreatic lesion. This region shows irregular arterial vascularization suggestive of a malignancy (later proven to be ductal adenocarcinoma). Image courtesy of Hocke M et al, World J Gastroenterol 2006[34].