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Posttreatment chest images.
Notes: Chest X-ray (A) and CT (B) 2 months after SBRT revealed a greatly regressed small nodule (red arrows). (C) Chest CT performed 1 year after SBRT evidenced only irregular consolidation around the treated region, indicating a complete tumor response (red arrow) and development of radiation fibrosis.
Abbreviations: CT, computed tomography; SBRT, stereotactic body radiation therapy.
