1739 Purpose: Nowadays the use of integrated PET-CT scanners has gained widespread
acceptance proving to be consolidated in the clinical setting. Radionuclide imaging requires …

Purpose the alignment of transmission and emission images is a crucial requirement in
nuclear medicine hybrid scanners (PET/CT and SPECT/CT). EANM and Italian (AIFM-AIMN) …

2217 Objectives Proper PET/CT fusion is crucial to avoid misregistration between the two
modalities that may result in poor patient treatment planning and scanner performance …

1718 Objectives: The continued expansion of SPECT/CT facilities in hospitals calls for the
adoption of new quality control (QC) procedures. While there are well-established QC …

The combination of functional imaging of positron emission tomography (PET) and
computed tomography (CT) in the PET/CT scanner provides accurate anatomical …

2243 Objectives: Fusion of PET and CT data on a hybrid camera must be highly accurate in
order to provide precise collaboration of data. The objective of this study is to determine the …

The introduction of PET hybrid imaging systems requires the alignment of the PET emission
and CT transmission systems for both accurate attenuation correction and clinical reporting …

Objective: The purpose of this study was to evaluate the spatial registration in terms of the
registration difference in PET/CT with the phantom. Method: Three experiments were …

1169 Objectives The aim of this study was to evaluate the accuracy of three methods for
registering pre-and post-therapy oncological PET/CT images, to improve assessment of …

1736 Objectives: In PET/CT and SPECT/CT imaging, respiration and patient movement can
cause misalignment in CT-based attenuation correction (AC) factors. Misaligned factors lead …