68Ga-PSMA-11 PET/CT in patients with recurrent prostate cancer-a modified protocol compared with the common protocol.

Fabian Haupt, Lotte Dijkstra, Ian Alberts, Christos Sachpekidis, Viktor Fech, Silvan Boxler, Tobias Gross, Tim Holland-Letz, Helle D Zacho, Uwe Haberkorn, Kambiz Rahbar, Axel Rominger & Ali Afshar-Oromieh
PURPOSE 68Ga-PSMA-11 PET/CT is commonly performed at 1 h post injection (p.i.). However, various publications have demonstrated that most prostate cancer (PC) lesions exhibit higher contrast at later imaging. The aim of this study was to compare the "common" protocol of 68Ga-PSMA-11 PET/CT with a modified protocol. METHODS In 2017, we used the following scanning protocol for 68Ga-PSMA-11 PET/CT in patients with recurrent PC: acquisition at 1 h p.i. without further preparations. From 2018, all...
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