case_images: PMC5663785_01
case_images: Values of CA 19-9
case_images: ejohg-07-092-i001.jpg
case_images: PMC5663785_01_ejohg-07-092-i001.jpg
case_images: G1
case_images: Immunohistochemically, focal strong CA 19-9 positivity was detected in the apical areas of the cytoplasm of the tumor cells (Fig. 1).