Abstract
Scatter reduces the image quality in Positron Emission Tomography (PET). In this paper we discuss a) methods to estimate the scatter fraction in the raw data set as well as b) analysis of the different scatter components (e.g. phantom scatter, gantry scatter) arising from activity outside the field of view (OFOV). The PET detection system does not allow a discrimination of scattered events, thus Monte Carlo Simulations were used. The accuracy of the different scatter estimation methods was analyzed. Simulations with OFOV activity showed that small animal PET systems are indeed sensitive to random and scattered events from OFOV.
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Fulterer, A.M., Schneider, S., Gundlich, B., Musmann, P., Weber, S., Buzug, T.M. (2007). Scatter Analysis of the ClearPET™ Neuro Using Monte Carlo Simulations. In: Buzug, T.M., Holz, D., Bongartz, J., Kohl-Bareis, M., Hartmann, U., Weber, S. (eds) Advances in Medical Engineering. Springer Proceedings in Physics, vol 114. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-68764-1_18
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DOI: https://doi.org/10.1007/978-3-540-68764-1_18
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-540-68763-4
Online ISBN: 978-3-540-68764-1
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