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

X-ray pelvimetry--which is the best technique?

I Badr1, S M Thomas, A D Cotterill

  • 1St George's Hospital, Radiological Protection Centre, London, UK.

Clinical Radiology
|February 1, 1997
PubMed
Summary

Computed tomography (CT) pelvimetry offers dose savings, but conventional radiography with an air-gap technique provides comparable low doses and good image quality, making it a recommended alternative.

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

Systemic inflammatory response after robotic versus laparoscopic abdominal surgery: a systematic review and meta-analysis with colorectal cancer subgroup analysis.

Journal of robotic surgery·2026
Same author

Antimicrobial Stewardship Adherence and Resistant Pathogens in a High Dependency Unit.

Irish medical journal·2026
Same author

Axisymmetric Eigenmodes Excited by Alpha Particle Energy Gradients in JET D-T Plasmas.

Physical review letters·2026
Same author

Outcomes following intensive allied health therapy in the acute hospital for trauma patients.

Injury·2024
Same author

Update in statistical analysis plan of the RENOVATE trial.

Critical care and resuscitation : journal of the Australasian Academy of Critical Care Medicine·2023
Same author

Evidence of Electron Heating by Alpha Particles in JET Deuterium-Tritium Plasmas.

Physical review letters·2023

Area of Science:

  • Radiology
  • Medical Physics
  • Diagnostic Imaging

Background:

  • Pelvimetry is crucial for assessing pelvic dimensions in pregnancy.
  • Variations in radiation doses and image quality exist across different pelvimetry techniques.
  • Optimizing techniques for reduced radiation exposure is essential for maternal and fetal safety.

Purpose of the Study:

  • To quantify radiation doses to mother and fetus from various pelvimetry methods.
  • To assess image quality associated with each technique.
  • To identify the optimal pelvimetry technique balancing dose and image quality.

Main Methods:

  • Utilized thermoluminescent dosimeters (TLDs) to measure doses in a pregnant phantom.
  • Conducted measurements across twenty hospitals using computed tomography (CT), conventional radiography, air-gap radiography, and digital fluorography.

Related Experiment Videos

  • Evaluated image quality through a panel of radiologists and a radiographer.

    • Main Results:

    • Observed significant variations in absorbed doses and relative risks, with differences up to fortyfold.
    • CT pelvimetry averaged 25% of conventional pelvimetry dose; some centers showed >90% savings.
    • Air-gap and digital fluorography techniques demonstrated low doses at certain centers, with no clear correlation between dose and image quality.

    Conclusions:

    • CT pelvimetry is a low-dose technique, but dose savings over conventional methods vary.
    • Air-gap radiography offers low absorbed doses and good image quality without specialized equipment.
    • Air-gap technique is a highly recommended alternative to CT when CT scanners are unavailable.