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. 2023 Feb 21;7(3):535-536.
doi: 10.1002/ags3.12667. eCollection 2023 May.

The authors reply: Re: Yamamoto R, Sugiura T, Ashida R, Ohgi K, Yamada M, Otsuka S, and Uesaka K. Prognostic value of carbohydrate antigen 19-9 and the surgical margin in extrahepatic Cholangiocarcinoma. Ann Gastroenterol Surg. 2022;6:307-315

Ryusei Yamamoto  1 , Teiichi Sugiura  1 , Ryo Ashida  1 , Katsuhisa Ohgi  1 , Mihoko Yamada  1 , Shimpei Otsuka  1 , Katsuhiko Uesaka  1
Affiliations

The authors reply: Re: Yamamoto R, Sugiura T, Ashida R, Ohgi K, Yamada M, Otsuka S, and Uesaka K. Prognostic value of carbohydrate antigen 19-9 and the surgical margin in extrahepatic Cholangiocarcinoma. Ann Gastroenterol Surg. 2022;6:307-315

Ryusei Yamamoto et al. Ann Gastroenterol Surg. .

Abstract

The specific growth rate of the perioperative carbohydrate antigen 19-9 values was not related to the prognosis of extrahepatic cholangiocarcinoma.

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Conflict of interest statement

The authors declare no conflicts of interest for this article.

References

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    1. Yamamoto R, Sugiura T, Ashida R, Ohgi K, Yamada M, Otsuka S, et al. Prognostic value of carbohydrate antigen 19‐9 and the surgical margin in extrahepatic Cholangiocarcinoma. Ann Gastroenterol Surg. 2021;6(2):307–15. - PMC - PubMed