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Article History

Received: 24 December 2025

Accepted: 3 February 2026

First Online: 16 February 2026

<!--Emphasis Type='Bold' removed-->Declarations

:

: All patients with severe, symptomatic AS who were scheduled for TAVI and underwent [68Ga]Ga-FAPI-04 PET/CT at the Division of Nuclear Medicine, Medical University of Vienna, as part of clinical studies (Approval Nr. 1971/2023 and Approval Nr. 1400/2000).

: Informed consent was obtained from all individual participants included in the study.

: All authors have read this manuscript and would like to have it considered exclusively for publication.

: Marcus Hacker is an editor of EJNMMI.