A new method for positron-emitting radionuclide cross-calibration of PET/CT scanners and dose calibrators from a NIST traceable Ge-68 source.

L Sensoy, J Richmond, J Sunderland, C Mundt… - 2015 - Soc Nuclear Med
1738 Objectives Current NIST traceable Ge-68 dose calibrator sources are linked to dated
NIST F-18 measurements, introducing~ 4% bias in F-18 dose calibrator measurements. This …

Cross-calibration of gamma counters and PET scanners using Ge-68/Ga-68

M Lodge, M Dahlbom, R Wahl - 2011 - Soc Nuclear Med
2065 Objectives Accurate cross-calibration between NaI gamma counters and PET
scanners is required for many tracer kinetic modeling studies. This calibration is isotope …

Dose calibrator considerations in the quantitative imaging of I-124 PET

T Bradshaw, C Stearns, S Wollenweber, P Ellison… - 2017 - Soc Nuclear Med
1354 Objectives: Our goal was to assess qualitative and quantitative I-124 PET imaging with
the GE Discovery PET/CT 710 scanner. As part of our evaluation, we considered possible …

Multicenter comparison of dose calibrator accuracy for PET imaging using a standardized source

B Zimmerman, P Kinahan, W Galbraith, K Allberg… - 2009 - Soc Nuclear Med
472 Objectives The quantification accuracy of PET images largely depends on the accuracy
of dose calibrators (DC) in measuring the radioactivity of either F-18 water or Ge-68 epoxy …

Accuracy of dose calibrators for 68Ga PET imaging: unexpected findings in a multicenter clinical pretrial assessment

DL Bailey, MS Hofman, NJ Forwood… - Journal of Nuclear …, 2018 - Soc Nuclear Med
We report the discovery of a systematic miscalibration during the work-up process for site
validation of a multicenter clinical PET imaging trial using 68Ga, which manifested as a …

PET scanner calibration using a small Ga68/Ge68 source

B Bai, M Dahlbom, J Bading, P Conti, P Esser - 2014 - Soc Nuclear Med
2052 Objectives A small Ga68/Ge68 source for easy and accurate routine cross-calibration
of clinical PET scanners and dose calibrators is presented. Partial volume effect (PVE) is …

Accuracy of F-18 calibration settings in commercial dose calibrators using multiple Ge-68 traceable standards

B McKay, M Zimmer, P Flaten, S Spies - 2016 - Soc Nuclear Med
2731 Objectives Due to concerns regarding the accuracy of F-18 dose calibrator settings,
this study was performed to assess the accuracy of the existing F-18 setting utilizing multiple …

Minimization of PET scanner calibration variability for multi-center clinical trials utilizing NIST traceable sources

J Sunderland, L Sensoy, J Otis - 2011 - Soc Nuclear Med
202 Objectives Quantitative PET scanner calibration is both a critical and controllable factor
when PET imaging is used in multi-center clinical trials. Published literature suggests> 10 …

トレーサブル 68Ge/68Ga 標準線源を用いた PET 用ドーズキャリブレータの精度管理

宮司典明, 三輪建太, 我妻慧, 梅田拓朗… - 日本放射線技術学会 …, 2013 - jstage.jst.go.jp
Objectives: Accurate calibration of dose calibrators (DC) is required for quantitative positron
emission tomography (PET) studies to generate meaningful information. Values measured …

Calibration and scanning studies for traceable Ge-68 phantom sources for quantitative PET

B Zimmerman, M Hammond, J Cessna, D Bergeron… - 2010 - Soc Nuclear Med
1420 Objectives Calibrated, traceable phantom sources can be a valuable tool for ensuring
data comparability in multicenter trials and can provide a means to accurately quantify and …