%0 Journal Article %A Kersting, David %A Moraitis, Alexandros %A Sraieb, Miriam %A Zarrad, Fadi %A Umutlu, Lale %A Rischpler, Christoph %A Peter Fendler, Wolfgang %A Herrmann, Ken %A Weber, Manuel %A Conti, Maurizio %A Fragoso Costa, Pedro %A Jentzen, Walter %T Quantification performance of silicon photomultiplier-based PET for small 18F-, 68Ga- and 124I-avid lesions in the context of radionuclide therapy planning. %J Physica medica %V 114 %@ 1120-1797 %C Amsterdam %I Elsevier %M DKFZ-2023-01979 %P 103149 %D 2023 %Z 2023 Oct:114:103149 %X The aim of this study was to investigate conditions for reliable quantification of sub-centimeter lesions with low18F,68Ga, and124I uptake using a silicon photomultiplier-based PET/CT system.A small tumor phantom was investigated under challenging but clinically realistic conditions resembling prostate and thyroid cancer lymph node metastases (6 spheres with 3.7-9.7 mm in diameter, 9 different activity concentrations ranging from about 0.25-25 kBq/mL, and a signal-to-background ratio of 20). Radionuclides with different positron branching ratios and prompt gamma coincidence contributions were investigated. Maximum-, contour-, and oversize-based partial volume effect (PVE) correction approaches were applied. Detection and quantification performance were estimated, considering a ±30 %K Digital PET/CT (Other) %K Dosimetry (Other) %K Radionuclide Therapy Planning (Other) %F PUB:(DE-HGF)16 %9 Journal Article %$ pmid:37778973 %R 10.1016/j.ejmp.2023.103149 %U https://inrepo02.dkfz.de/record/284385