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Article History

Received: 26 August 2025

Accepted: 5 November 2025

First Online: 20 January 2026

Declarations

:

: Ryuto Nakazawa has received lecture fees from Chugai Pharmaceutical Co., Ltd. and Astellas Pharma Inc. for giving talks on prostate cancer, unrelated to this case report. The other authors have no conflicts of interest to declare.

: All procedures involving human participants were performed in accordance with the ethical standards of the institutional and/or national research committee at which the studies were conducted and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. The reported clinical and research activities are consistent with the Principles of the Declaration of Istanbul, as outlined in the Declaration of Istanbul on Organ Trafficking and Transplant Tourism.

: No information identifying individual patients was published, and personal information was protected. The patient provided informed consent for the publication of this case report.