Skip to main content

Table 2 Summary of visual and quantitative findings

From: Quantitative SPECT/CT parameters of myocardial 99mTechnetium-3,3-diphosphono-1,2-propanodicarboxylic acid (DPD) uptake in suspected cardiac transthyretin amyloidosis

Grade No pts SUVmax SUVmean20* SUVmean40* SUVmean60*
Mean SD Min Max Mean SD Min Max Mean SD Min Max Mean SD Min Max
0 6 1.85 0.26 1.33 2.27 0.78 0.25 1.48 1.12 0.98 0.20 0.72 1.22 1.31 0.22 0.99 1.53
1 2 2.79 0.53 2.25 3.32 1.25 0.20 1.11 1.39 1.49 0.31 1.27 1.71 1.96 0.53 1.59 2.34
2 15 14.05 3.07 8.60 18.10 5.98 1.45 3.69 8.44 8.14 1.98 4.86 11.3 10.23 2.65 6.05 15.4
3 5 15.26 4.34 10.40 22.30 5.94 1.38 4.47 8.11 7.62 1.65 5.88 10.33 9.47 1.92 7.41 12.53
Total 28                 
  1. Pts, patients; SUV, standardized uptake value; SUVmean20, SUVmean using a segmentation threshold of 20% SUVmax; SUVmean40, segmentation threshold of 40%SUVmax; SUVmean60, segmentation threshold of 60% SUVmax
  2. *Values are mean uptake above threshold; SD, standard deviation; min, minimum; max, maximum