Intrinsic uniformity and relative sensitivity quality control tests for single-head gamma cameras
AA Elkamhawy, JR Rothenbach… - Journal of Nuclear …, 2000 - Soc Nuclear Med
Objective: We sought to determine the best parameters for rapid performance of daily quality
control testing of intrinsic uniformity and relative sensitivity for the single-head gamma …
control testing of intrinsic uniformity and relative sensitivity for the single-head gamma …
Reporducibility and action levels for gamma camera uniformity
KC Young, K Kouris, M Awdeh… - Nuclear Medicine …, 1990 - journals.lww.com
Deciding on the action level for gamma camera non-uniformity is difficult because the
reproducibilities of quality control measurements and service adjustments are usually …
reproducibilities of quality control measurements and service adjustments are usually …
[HTML][HTML] Calculating gamma camera uniformity parameters: Beyond the vendor-specific protocol
AK Pandey, PD Sharma, JP Kumar… - Indian Journal of …, 2017 - journals.lww.com
Objectives: The aim of this study was to develop and verify a personal computer-based
software tool for calculating uniformity indices of gamma camera. Materials and Methods …
software tool for calculating uniformity indices of gamma camera. Materials and Methods …
[HTML][HTML] Quality control of gamma camera with SPECT systems
Quality control of Gamma Camera with SPECT System is highly valuable for assurance
performance characteristic. We report the performance characteristic of gamma camera by …
performance characteristic. We report the performance characteristic of gamma camera by …
An evaluation of cusum analysis and control charts applied to quantitative gamma-camera uniformity parameters for automated quality control
AC Knight, ED Williams - European journal of nuclear medicine, 1992 - Springer
Gamma-camera uniformity is often monitored for quality control of performance. Many
parameters can be derived from computer analysis of the image of a uniform (flood) source …
parameters can be derived from computer analysis of the image of a uniform (flood) source …
Quality control in dual head gamma-cameras: Comparison between methods and software used for image analysis
AN Edam, MR Fornasier, M De Denaro… - Applied radiation and …, 2018 - Elsevier
Patient radiation dose and image quality are primary issues in the conduct of nuclear
medicine (NM) procedures. A range of protocols are currently used in image acquisition and …
medicine (NM) procedures. A range of protocols are currently used in image acquisition and …
Extrinsic versus intrinsic uniformity correction for γ-cameras
R Bolstad, J Brown, V Grantham - Journal of nuclear medicine …, 2011 - Soc Nuclear Med
SPECT produces nuclear medicine images using a 3-dimensional diagnostic tool that
eliminates the superimposition of adjacent structures, thus providing improved disease …
eliminates the superimposition of adjacent structures, thus providing improved disease …
Experimental determination of the extrinsic sensitivity and counting efficiency of a nuclear gamma camera using a homogeneous circular planar source
M Rodrigues, E Galiano - Applied radiation and isotopes, 2007 - Elsevier
Two important operational parameters of medical gamma cameras are the extrinsic counting
efficiency and sensitivity. Historically, for practical reasons these two parameters have been …
efficiency and sensitivity. Historically, for practical reasons these two parameters have been …
Factors affecting gamma-camera non-uniformity
A Hughes, PF Sharp - Physics in Medicine & Biology, 1988 - iopscience.iop.org
Abstract Evaluation of detector non-uniformity is the most common practice in present day
nuclear medicine quality control procedures. The object of this investigation was, firstly, to …
nuclear medicine quality control procedures. The object of this investigation was, firstly, to …
Characterization of the count rate performance of modern gamma cameras
M Silosky, V Johnson, C Beasley… - Medical …, 2013 - Wiley Online Library
Purpose: Evaluation of count rate performance (CRP) is an integral component of gamma
camera quality assurance and system deadtime (τ) may be utilized for image correction in …
camera quality assurance and system deadtime (τ) may be utilized for image correction in …