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VirtualDose-IR: a cloud-based software for reporting organ doses in interventional radiology.

Wanli Huo1, Yifei Pi1, Mang Feng1

  • 1School of Physical Sciences, University of Science and Technology of China, Hefei, China.

Physics in Medicine and Biology
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VirtualDose-IR software accurately reports organ and effective doses for interventional radiology (IR) procedures across diverse patient types. Validation against Monte Carlo simulations and literature data confirms its reliability for optimizing radiation safety.

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Area of Science:

  • Medical Physics
  • Radiology
  • Radiation Dosimetry

Background:

  • Accurate estimation of organ and effective doses is crucial for patient safety in interventional radiology (IR).
  • Existing methods for dose calculation in IR can be complex and time-consuming.
  • A need exists for a user-friendly and accurate software tool to assess radiation doses in diverse patient populations undergoing IR procedures.

Purpose of the Study:

  • To develop and validate VirtualDose-IR, a cloud-based software for reporting organ and effective doses in interventional radiology.
  • To assess the software's accuracy by comparing its results with Monte Carlo simulations and experimental data.
  • To provide a tool for systematic comparison, evaluation, and optimization of IR plans.

Main Methods:

  • Development of VirtualDose-IR software utilizing a database of Monte Carlo-generated organ doses from 21 realistic patient phantoms.
  • Inclusion of diverse patient types (adults, obese, pregnant) and selectable parameters (kVp, filtration, beam direction, etc.).
  • Validation through comparison of software-reported doses with Monte Carlo simulations and published measurement data.

Main Results:

  • VirtualDose-IR demonstrated high accuracy, with dose differences less than 0.3 mGy compared to Monte Carlo simulations for most organs.
  • Effective dose differences between VirtualDose-IR and measured data were within 2.5%.
  • Organ dose errors compared to literature data were generally less than 40%, validating the software's precision.

Conclusions:

  • VirtualDose-IR provides accurate and reliable organ dose and effective dose reporting for interventional radiology.
  • The software's cloud-based, SaaS model allows for accessible, multi-platform use without local installation.
  • VirtualDose-IR serves as a valuable tool for optimizing radiation dose management and patient safety in IR procedures.