case_images: PMC3114376_01
case_images: Hydropic gallbladder and choledoc dilation were seen on tomographic examination, Yet any mass appearance or lymph node was not encountered.
case_images: CRIM2011-173036.001.jpg
case_images: PMC3114376_01_CRIM2011-173036.001.jpg
case_images: fig1
case_images: A mass appearance was not encountered on tomographic examination obtained with prediagnosis of pancreatic cancer due to hydropic gallbladder and choledoc dilation on abdominal ultrasonography (Figure 1).
case_images: Papilla that was tumor-like macroscopically was seen in endoscopic retrograde cholangio pancreatography.
case_images: CRIM2011-173036.002.jpg
case_images: PMC3114376_01_CRIM2011-173036.002.jpg
case_images: fig2
case_images: Papilla that was tumor-like macroscopically was seen in the second part of the duodenum in diagnostic endoscopy (Figure 2).
case_images: Specimens were stained synaptophysin (+), chromogranin-A (+), Ki-67 2% (+) in immunohistochemical staining.
case_images: CRIM2011-173036.003.jpg
case_images: PMC3114376_01_CRIM2011-173036.003.jpg
case_images: fig3
case_images: The patient whose specimens were stained synaptophysin (+), chromogranin-A (+), and Ki-67 2% (+) in immunohistochemical staining was evaluated as a neuroendocrine tumor (Figure 3).