Evaluation of [⁶⁸ Ga]Ga-PSMA-I&T PET/CT with additional late scans of the pelvis in prostate-specific antigen recurrence using the PROMISE criteria.

"Declarations Ethics approval and consent to participateThe local institutional review board (ethics committee of the medical council of the Free and Hanseatic City of Hamburg) approved this retrospective single-center study and waived the requirement for informed consent (PV7316). Written informed consent for PET/CT with [68 Ga]Ga-PSMA-I&T PET/CT was given by all patients. All methods were carried out in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. Consent for publicationIn accordance with §12 Hamburgisches Krankenhausgesetz (Hamburg hospital law), no informed consent for the retrospective analysis and publication of the anonymized data was necessary. Competing interestsThe authors have no relevant financial or non-financial interests to disclose. Competing interests The authors have no relevant financial or non-financial interests to disclose."

"Funding Open Access funding enabled and organized by Projekt DEAL. The authors declare that no funds, grants, or other support were received during the preparation of this manuscript."