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Updated: Jul 20, 2025
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Dynamic Lung Tumor Tracking for Stereotactic Ablative Body Radiation Therapy
Published on: June 7, 2015
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Stereotactic radiotherapy for ultracentral lung tumours.
V Bourbonne1, S Thureau2, O Pradier1
1Radiation Oncology Department, centre hospitalier universitaire de Brest, Brest, France; Inserm, LaTim UMR 1101, université de Bretagne occidentale, Brest, France.
Summary
Stereotactic body radiotherapy (SBRT) for ultracentral (UC) lung lesions is feasible with technological advances. Careful planning and a multidisciplinary approach are crucial for managing potential toxicity to the proximal bronchial tree.
Area of Science:
- Oncology
- Radiation Oncology
- Pulmonary Medicine
Background:
- Ultracentral (UC) lung lesions are defined by proximity to the proximal bronchial tree (PBT) or esophagus.
- Stereotactic body radiotherapy (SBRT) for UC lesions historically raised concerns regarding PBT toxicity (necrosis, stenosis, bleeding).
Purpose of the Study:
- To review current literature on SBRT for UC lung lesions.
- To assess the impact of technological advancements on SBRT delivery to UC lesions.
- To highlight the need for a multidisciplinary approach in treating UC lesions with SBRT.
Main Methods:
- Literature review of studies reporting SBRT for UC lung lesions.
- Analysis of treatment outcomes and toxicity profiles.
- Evaluation of technological improvements in SBRT delivery.
Main Results:
- Technological advancements may allow for safer SBRT delivery to UC lesions.
- SBRT for UC lesions requires careful consideration of the narrow therapeutic window.
- Potential toxicities to the proximal bronchial tree remain a concern.
Conclusions:
- SBRT for UC lung lesions is becoming increasingly feasible.
- A multidisciplinary team approach is essential for optimal patient management.
- Further research is needed to refine techniques and minimize toxicity.
