Table 1.
Deformation type | Tumor site | Magnitude | Imaging method | No. of patients | Reference |
---|---|---|---|---|---|
Single tumor deformation | Lung | max >10 mm | 4DCT | 6 | Kyriakou and McKenzie (Ref. 16) |
max 2.7 mm | 4DCT | 10 | Liu et al. (Ref. 17) | ||
Pancreas | up to 5 mm | Cine-MRI | 17 | Feng et al. (Ref. 18) | |
Prostate | <1 mm | Calypso | 11 | Burch et al. (Ref. 19) | |
Cine-MRI | 6 | Ghilezan et al. (Ref. 20) | |||
Tumor system deformation | Lung – lymph node | Nodes max >10 mm and uncorrelated primary-nodes motion | 4DCT | 20 | Donnelly et al. (Ref. 22) |
4DCT | 41 | Pantarotto et al. (Ref. 23) | |||
Prostate – lymph node | max >10 mm for 1.3% of time | Calypso | 17 | Langen et al. (Ref. 24) | |
max >15 mm | kV images | 10 | Ng et al. (Ref. 25) |