Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Dual-energy mammography: a detector analysis.

J M Boone1, G S Shaber, M Tecotzky

  • 1Department of Radiology, Thomas Jefferson University, Philadelphia, Pennsylvania 19107.

Medical Physics
|July 1, 1990
PubMed
Summary

This study optimizes dual-energy mammography using computer simulations to improve image quality while minimizing radiation dose. The Y2O2S/Gd2O2S and SrFBr/BaFBr detector pairs show the most promise for enhanced mammography.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

GEANT4 Monte Carlo simulations for virtual clinical trials in breast X-ray imaging: Proof of concept.

Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB)·2020
Same author

Cone-beam CT dose and imaging performance evaluation with a modular, multipurpose phantom.

Medical physics·2019
Same author

Evaluation of the BreastSimulator software platform for breast tomography.

Physics in medicine and biology·2017
Same author

Spectrum of bone marrow morphologic findings in hepatitis C patients with and without prior liver transplantation.

International journal of laboratory hematology·2016
Same author

Radiological Protection in Cone Beam Computed Tomography (CBCT). ICRP Publication 129.

Annals of the ICRP·2015
Same author

Simulated lesion, human observer performance comparison between thin-section dedicated breast CT images versus computed thick-section simulated projection images of the breast.

Physics in medicine and biology·2015

Area of Science:

  • Medical Physics
  • Radiological Imaging
  • Biomedical Engineering

Background:

  • Dual-energy mammography offers improved soft-tissue contrast compared to single-energy techniques.
  • Optimizing acquisition parameters is crucial for balancing diagnostic performance and patient radiation dose.
  • Single-shot acquisition techniques are desirable for reducing motion artifacts and scan time.

Purpose of the Study:

  • To optimize single-shot dual-energy mammography acquisition parameters using computer simulations.
  • To identify optimal detector pairs and filtration strategies for maximizing image quality relative to glandular dose.
  • To evaluate the impact of scatter and signal quantization on image quality.

Main Methods:

  • Computer simulations were employed to model dual-energy mammography acquisition scenarios.

Related Experiment Videos

  • A figure of merit (signal-to-noise ratio squared over glandular dose) was used for optimization.
  • Monte Carlo techniques were utilized for dose evaluation.
  • The effects of kilovoltage, filtration, and detector properties were systematically investigated.

    • Main Results:

    • The Y2O2S/Gd2O2S and SrFBr/BaFBr detector pairs emerged as the most effective combinations.
    • Optimization identified specific kilovoltage, filtration, and detector configurations yielding superior performance.
    • Analysis revealed the significant influence of scatter and signal quantization on image quality.

    Conclusions:

    • The study provides a framework for optimizing single-shot dual-energy mammography acquisition.
    • Specific detector materials and acquisition parameters can significantly enhance diagnostic efficacy while managing radiation exposure.
    • An innovative colorized overlay technique for tissue-subtracted images was introduced, potentially aiding interpretation.