Serum carcinoembryonic antigen and carbohydrate antigen 19-9 as preoperative diagnostic biomarkers of extrahepatic bile duct cancer.
Hyeong Seok KimYoungmin HanJae Seung KangYoon Hyung KangMirang LeeHee Ju SohnHyeong Seok KimWooil KwonJin-Young JangPublished in: BJS open (2022)
Serum CEA and CA19-9 showed low sensitivity limiting their usefulness as diagnostic biomarkers of EBDC.