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Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies
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Image-guided radiation therapy: Physician's perspectives.

T Gupta1, C Anand Narayan

  • 1Department of Radiation Oncology, Tata Memorial Centre, Parel, Mumbai, India.

Journal of Medical Physics
|January 8, 2013
PubMed
Summary
This summary is machine-generated.

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Image-guided radiation therapy (IGRT) enhances radiotherapy precision by integrating medical imaging for accurate tumor targeting and dose delivery. This improves treatment accuracy, potentially reducing side effects and improving tumor control.

Area of Science:

  • Radiation oncology
  • Medical imaging technology
  • Cancer treatment

Background:

  • Radiotherapy evolution is tied to medical imaging innovations.
  • Computed tomography and computer-controlled systems improve dose conformation.
  • Recent advances enable real-time tumor localization and patient repositioning.

Purpose of the Study:

  • To highlight the paradigm shift towards image-guided radiation therapy (IGRT).
  • To discuss the benefits of IGRT in managing geometric uncertainties.
  • To emphasize the need for evidence supporting IGRT adoption.

Main Methods:

  • Integration of various imaging modalities within the treatment room.
  • Utilizing advanced imaging for near-simultaneous soft-tissue localization.
Keywords:
Conformal radiotherapyhigh-precisionimage-guidanceverification

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  • Quantitative assessment of patient and tumor position.

    • Main Results:

    • IGRT significantly improves management of geometric uncertainties.
    • Enhanced accuracy in verifying planned vs. actual treatment geometry.
    • Potential for adaptation to daily variations in patient and tumor position.

    Conclusions:

    • IGRT is a necessary advancement for high-precision radiotherapy.
    • IGRT offers improved dose delivery, reduced toxicity, and potential for dose escalation.
    • Further evidence generation is crucial for widespread IGRT adoption in radiation oncology.