Volume 22, Issue 5 e13221
ORIGINAL ARTICLE

Pretransplant trends in α-fetoprotein levels as a predictor of recurrence after living donor liver transplantation for unresectable hepatoblastoma: A single-institution experience

Kaori Isono

Kaori Isono

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Yuki Ohya

Corresponding Author

Yuki Ohya

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

Correspondence

Yuki Ohya, Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan.

Email: [email protected]

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Kwang-Jong Lee

Kwang-Jong Lee

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Shintaro Hashimoto

Shintaro Hashimoto

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Masashi Kadohisa

Masashi Kadohisa

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Masataka Sakisaka

Masataka Sakisaka

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Keiichi Uto

Keiichi Uto

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Shintaro Hayashida

Shintaro Hayashida

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Hidekazu Yamamoto

Hidekazu Yamamoto

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Hirotoshi Yamamoto

Hirotoshi Yamamoto

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Yasuhiko Sugawara

Yasuhiko Sugawara

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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Yukihiro Inomata

Yukihiro Inomata

Department of Transplantation and Pediatric Surgery, Postgraduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan

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First published: 15 May 2018
Citations: 8
Kaori Isono and Yuki Ohya contributed equally to this work.

Abstract

LT is a practical therapeutic alternative for unresectable hepatoblastoma; however, deciding when to perform LT is difficult. The aim of this study was to optimize the timing of LT for hepatoblastoma using pretransplant trends in AFP levels. Trends in pretransplant AFP levels and their influence on post-transplant outcomes were retrospectively evaluated. All patients who underwent living donor LT for hepatoblastoma in our institution since 2002 were included. Variables analyzed included history of prior tumor resection, pretransplant AFP responses to chemotherapy, metastatic disease at diagnosis, and post-transplant chemotherapy. Eight patients (seven boys and one girl; median age, 35 months; range, 15 months-12 years) were transplanted. The overall post-transplant recurrence-free survival rate was 62.5% (5/8) with a mean follow-up of 77 months. Patients with post-transplant recurrence showed a 0.573 log increase in AFP levels after the last chemotherapy session before LT. This was significantly higher than the 0.279 log decrease observed in patients without post-transplant recurrence (= .024). Because the AFP response cannot be accurately predicted before each cycle of chemotherapy, it may be appropriate to perform LT when AFP levels do not decrease after the last cycle and before they are found to be elevated again.

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