Four-Dimensional Computed Tomography Based Respiratory-Gated Radiotherapy with Respiratory Guidance System: Analysis of Respiratory Signals and Dosimetric Comparison

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="306021.fig.008a" src="https://static.hindawi.com/articles/bmri/volume-2014/306021/figures/306021.fig.008a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>A case of patient with liver cancer</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="306021.fig.008b" src="https://static.hindawi.com/articles/bmri/volume-2014/306021/figures/306021.fig.008b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>A case of patient with lung cancer</td></tr></table></td></tr></table>

<table>Comparison of dose volume histogram (DVH) of (a) liver and (b) lung between plans with free breathing CT (blue box and blue arrow) and 4D MIP CT (red box and red arrow) was shown.</table>

BioMed Research International

fig8

Figure 8

Figure 8: Four-Dimensional Computed Tomography Based Respiratory-Gated Radiotherapy with Respiratory Guidance System: Analysis of Respiratory Signals and Dosimetric Comparison 

Figure 8 | Four-Dimensional Computed Tomography Based Respiratory-Gated Radiotherapy with Respiratory Guidance System: Analysis of Respiratory Signals and Dosimetric Comparison 