Fig. 4From: Synchronous cancers of gallbladder carcinoma and combined hepatocellular cholangiocarcinoma: an unusual case and literature reviewClinical algorithms for the evaluation of synchronous primary cancers in liver and gallbladder. AFP = alpha-fetoprotein, CEA = carcinoembryonic antigen, CA125 = carbohydrate antigen125, CT = computed tomography, MRI = magnetic resonance imaging, PET-CT = positron emission computerized tomographyBack to article page