18 F-FACBC and 18 F-FDG PET/MRI in the evaluation of 3 patients with primary central nervous system lymphoma: a pilot study.

F-FACBC may be a useful supplement to ce-MRI in PCNSL detection and response assessment, but further studies are required to validate these findings. Trial registration ClinicalTrials.gov. Registered 15th of June 2017 (Identifier: NCT03188354, https://clinicaltrials.gov/study/NCT03188354 ).