Improved accuracy of ejection fraction measurements using a commercial cardiac phantom.
Variable ejection fraction results were obtained with a cardiac phantom using different computer systems. The problems was traced to the phantom design. A modification produced more reliable results consistent with expected values.
Tonge
C M
CM
French
A P
AP
Peake
J C
JC
Horton
P W
PW
D006321:Heart / Q000000981:diagnostic imaging*; D006801:Humans; D008961:Models, Structural; D011877:Radionuclide Imaging; D013318:Stroke Volume; D013667:Technetium
D013667:Technetium