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Article History

Received: 27 May 2025

Accepted: 13 December 2025

First Online: 5 February 2026

Declarations

:

: This case report was conducted in accordance with ethical standards. The authors confirm that all procedures followed in the study were approved by the Ethics Committee of Peking University People’s Hospital. The ethics approval number is 2020PHB427-01. The patient’s parents consented to the publication of his case details in a medical journal, with the understanding that his case could be used for educational and research purposes. No personal identifying information has been included in the report to protect the patient's privacy.

: The authors confirm that written informed consent has been obtained from the patient’s parent for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of the journal. The patient’s parent understands that his personal information will be anonymized to the extent possible.

: The authors declare no competing interests.