From: Assessment of dose perturbations for metal stent in photon and proton radiotherapy plans for hepatocellular carcinoma
Photon (VMAT)
Proton (double scattering)
GB stent
GI stent
Dmax (%)
0.5
− 0.3
Dmin (%)
0.2
− 0.5
− 0.4
Dmean (%)
0.0
− 0.2
D1% (%)
0.1