fig1

Figure 1. Depiction of the initial imaging: (A) Coronal CT image; (B) axial CT image; (C) axial MR image; (D) sagittal MR image; (E) PET-CT coronal image; (F) axial PET-CT image; (G) dose Volume Histogram and structure names for the 3D conformal RT plan; (H) dose distribution for the 3D plan axial image at the level of the pulmonary artery. One surgical clip is noted in this image; (I) dose distribution axial slice at the level of the atrium of the heart. (H and I) plan for a 75-year-old man with a stage III thymoma treated with PORT. He had an R0 resection (negative margins), then received 50 Gy in 25 fractions and is NED 2 years later.