Impact of patient weight and emission scan duration on PET/CT image quality and lesion detectability

BS Halpern, M Dahlbom, A Quon… - Journal of Nuclear …, 2004 - Soc Nuclear Med
This study was performed to prospectively evaluate fast PET/CT imaging protocols using
lutetium oxyorthosilicate (LSO) detector technology and 3-dimensional (3D) image …

Optimizing imaging protocols for overweight and obese patients: a lutetium orthosilicate PET/CT study

BS Halpern, M Dahlbom, MA Auerbach… - Journal of Nuclear …, 2005 - Soc Nuclear Med
High photon attenuation and scatter in obese patients affect image quality. The purpose of
the current study was to optimize lutetium orthosilicate (LSO) PET image acquisition …

Comparative evaluation of lesion detectability for 6 PET imaging platforms using a highly reproducible whole-body phantom with 22Na lesions and localization ROC …

DJ Kadrmas, PE Christian - Journal of Nuclear Medicine, 2002 - Soc Nuclear Med
The lesion detectability performance of 6 PET imaging platforms has been compared using
a highly reproducible whole-body phantom and localization receiver operating characteristic …

[HTML][HTML] Digital PET/CT allows for shorter acquisition protocols or reduced radiopharmaceutical dose in [18F]-FDG PET/CT

I Alberts, C Sachpekidis, G Prenosil, M Viscione… - Annals of nuclear …, 2021 - Springer
Purpose To establish the feasibility of shorter acquisition times (and by analogy, applied
activity) on tumour detection and lesion contrast in digital PET/CT. Methods Twenty-one …

Impact of acquisition geometry, image processing, and patient size on lesion detection in whole-body 18F-FDG PET

G El Fakhri, PA Santos, RD Badawi… - Journal of Nuclear …, 2007 - Soc Nuclear Med
The aim of this work was to develop a rigorous evaluation methodology to assess
performance of different acquisition and processing methods for variable patient sizes in the …

[HTML][HTML] Minimum lesion detectability as a measure of PET system performance

S Adler, J Seidel, P Choyke, MV Knopp, K Binzel… - EJNMMI physics, 2017 - Springer
Background A phantom in combination with an imaging protocol was developed to measure
the limit of small lesion detection on different PET systems. Seven small spheres with inner …

Effect of scan time on oncologic lesion detection in whole-body PET

DJ Kadrmas, MB Oktay, ME Casey… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Lesion-detection performance in oncologic PET depends in part upon count statistics, with
shorter scans having higher noise and reduced lesion detectability. However, advanced …

Comparison of imaging protocols for 18F-FDG PET/CT in overweight patients: optimizing scan duration versus administered dose

Y Masuda, C Kondo, Y Matsuo, M Uetani… - Journal of Nuclear …, 2009 - Soc Nuclear Med
The quality of 18F-FDG PET/CT images of overweight patients is often degraded. We
evaluated the effect of optimizing injected dose or acquisition time on the quality of images …

Patient Weight–Based Acquisition Protocols to Optimize18F-FDG PET/CT Image Quality

A Nagaki, M Onoguchi… - Journal of nuclear …, 2011 - Soc Nuclear Med
The choice of injected dose of 18F-FDG and acquisition time is important in obtaining
consistently high-quality PET images. The aim of this study was to determine the optimal …

Effect of varying number of OSEM subsets on PET lesion detectability

AM Morey, DJ Kadrmas - Journal of nuclear medicine technology, 2013 - Soc Nuclear Med
Iterative reconstruction has become the standard for routine clinical PET imaging. However,
iterative reconstruction is computationally expensive, especially for time-of-flight (TOF) data …