PMC3472945_01
CT of patient at initial presentation with a mass noted in the posterior right mediastinum.
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During her trauma evaluation and stabilization, a posterior mediastinal mass was noted as shown in Figure 1.
Illustration of the contoured mass and five field (1.1.1-1.1.5) coplanar beam arrangements for the IMRT treatment plan.
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Radiation therapy (RT) beam arrangements are shown in Figure 2.
DVH of initial IMRT treatment plan. Line colors as follows: Orange - Spinal Cord, Pink - Heart, Yellow - Total Lung, Green - Right Lung, Blue - Left Lung.
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Dose volume histograms of each plan (pre and post treatment break) and a cumulative plan sum are shown in Figures 3, 4, and 5.
DVH of post treatment break IMRT treatment plan. Line colors as follows: Orange - Spinal Cord, Pink - Heart, Yellow - Total Lung, Green - Right Lung, Blue - Left Lung.
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Dose volume histograms of each plan (pre and post treatment break) and a cumulative plan sum are shown in Figures 3, 4, and 5.
DVH of Cumulative IMRT treatment plans. Line colors as follows: Orange - Spinal Cord, Pink - Heart, Yellow - Total Lung, Green - Right Lung, Blue - Left Lung.
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Dose volume histograms of each plan (pre and post treatment break) and a cumulative plan sum are shown in Figures 3, 4, and 5.
CT at four months post-RT. The mass is noted to be smaller.
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Follow-up PETCT (Figure 6) showed the mass to be stable at 3.9 cmx 5.1 cm and SUV values to be at background.