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

A transmission-dependent method for scatter correction in SPECT

S R Meikle1, B F Hutton, D L Bailey

  • 1Department of Nuclear Medicine, Royal Prince Alfred Hospital, Sydney, Australia.

Journal of Nuclear Medicine : Official Publication, Society of Nuclear Medicine
|February 1, 1994
PubMed
Summary
This summary is machine-generated.

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

Single-centre experience with peptide receptor radionuclide therapy for neuroendocrine tumours (NETs): results using a theranostic molecular imaging-guided approach.

Journal of cancer research and clinical oncology·2023
Same author

Partial volume effect in SPECT & PET imaging and impact on radionuclide dosimetry estimates.

Asia Oceania journal of nuclear medicine & biology·2023
Same author

Practical learning through radiation physics problem solving.

Radiography (London, England : 1995)·2022
Same author

Advanced quantitative evaluation of PET systems using the ACR phantom and NiftyPET software.

Medical physics·2022
Same author

Theranostic SPECT reconstruction for improved resolution: application to radionuclide therapy dosimetry.

EJNMMI physics·2021
Same author

Denoising non-steady state dynamic PET data using a feed-forward neural network.

Physics in medicine and biology·2020

This study introduces a new scatter compensation method for SPECT imaging using transmission measurements. This technique accurately quanties activity in organs like the heart and lungs, improving image quality.

Area of Science:

  • Nuclear Medicine
  • Medical Imaging
  • Image Reconstruction

Background:

  • Scatter is a significant challenge in Single Photon Emission Computed Tomography (SPECT) imaging, leading to quantitative inaccuracies.
  • Accurate scatter compensation is crucial for reliable diagnosis and treatment monitoring in SPECT studies.

Observation:

  • A novel scatter compensation method was developed, integrating planar transmission measurements for photopeak scatter estimation in SPECT.
  • The method utilizes monoexponential scatter functions and narrow-beam transmission values to determine scatter fraction.
  • The technique was validated using various sources (99mTc, 201Tl) and realistic phantom studies simulating different organ systems.

Findings:

  • The developed method accurately predicts scatter distributions in phantoms with varying densities.

Related Experiment Videos

  • Transmission-dependent scatter correction significantly improves quantitative accuracy compared to constant scatter fraction methods.
  • Activity quantification achieved >95% accuracy in simulated heart and lung regions.

    • Implications:

    • This transmission-based scatter compensation method offers improved accuracy for SPECT imaging, particularly in regions with nonuniform attenuation.
    • The enhanced quantitative accuracy can lead to more reliable diagnostic interpretations and personalized treatment strategies.
    • This advancement has the potential to improve the clinical utility of SPECT across various applications.