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

MR subtraction angiography with a matched filter.

J B de Castro1, T A Tasciyan, J N Lee

  • 1Department of Radiology, Duke University Medical Center, Durham, NC 27710.

Journal of Computer Assisted Tomography
|March 1, 1988
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

Using Policy Briefs to Communicate Dental Research Findings to Policymakers.

JDR clinical and translational research·2023
Same author

Whole-genome-scale identification of novel non-protein-coding RNAs controlling cell proliferation and survival through a functional forward genetics strategy.

Scientific reports·2022
Same author

Metastasectomy for recurrent or metastatic biliary tract cancers: A single center experience.

Indian journal of cancer·2017
Same author

Clinical factors predicting persistent carriage of Klebsiella pneumoniae carbapenemase-producing carbapenem-resistant Enterobacteriaceae among patients with known carriage.

The Journal of hospital infection·2017
Same author

An exploratory, open-label, randomized, multicenter study to investigate the pharmacodynamics of a glycoengineered antibody (imgatuzumab) and cetuximab in patients with operable head and neck squamous cell carcinoma.

Annals of oncology : official journal of the European Society for Medical Oncology·2017
Same author

Efficacy of computed tomography for abdominal stab wounds: a single institutional analysis.

European journal of trauma and emergency surgery : official publication of the European Trauma Society·2015
Same journal

Low-Field Neuroimaging: Opportunities and Limitations.

Journal of computer assisted tomography·2026
Same journal

Diagnostic Performance of Routine Abdominal MRI for Detecting Left Ventricular Hypertrophy in ADPKD.

Journal of computer assisted tomography·2026
Same journal

Evaluation of Gd-EOB-DTPA MRI With Diffusion and Clinicopathologic Features for Predicting Microvascular Invasion in Hepatocellular Carcinoma.

Journal of computer assisted tomography·2026
Same journal

Artificial Intelligence for Opportunistic Screening for Osteoporosis and Spine Fractures Using Computed Tomography: A Systematic Review and Meta-Analysis.

Journal of computer assisted tomography·2026
Same journal

Accuracy and Variability of Spatial Localization of Infarct Core Predicted by CT Perfusion.

Journal of computer assisted tomography·2026
Same journal

Acute Biliary Disorders and Complications.

Journal of computer assisted tomography·2026
See all related articles

Matched filtering (MF) enhances signal-to-noise ratio (SNR) in cine magnetic resonance (MR) angiographic images. This technique offers modest SNR improvements over simple subtraction methods for improved visualization.

Area of Science:

  • Medical Imaging
  • Cardiovascular Imaging
  • Magnetic Resonance Imaging

Background:

  • Matched filtering (MF) is established for enhancing signal-to-noise ratio (SNR) in X-ray digital subtraction angiography.
  • Simple subtraction techniques in cine magnetic resonance (MR) imaging can be limited by noise.
  • Developing advanced image processing methods is crucial for improving diagnostic accuracy in vascular imaging.

Purpose of the Study:

  • To investigate the application of matched filtering (MF) for generating angiographic images from cine magnetic resonance (MR) data.
  • To compare the SNR of subtraction angiographic images produced by MF with those from simple subtraction.
  • To evaluate the efficacy of MF in improving the visualization of blood flow in cine MR angiography.

Main Methods:

Related Experiment Videos

  • Cinematographic magnetic resonance (cine MR) imaging was performed on human popliteal and canine aorta and carotid arteries.
  • Subtraction angiographic images were generated using both a simple subtraction method and the matched filtering (MF) technique.
  • The signal-to-noise ratio (SNR) of images obtained from both methods was quantitatively compared.

    • Main Results:

    • Cinematographic magnetic resonance (cine MR) is capable of producing subtraction angiographic images.
    • Matched filtering (MF) demonstrated a modest improvement in signal-to-noise ratio (SNR) compared to simple subtraction.
    • The study confirmed theoretical predictions of SNR improvements with the MF technique.

    Conclusions:

    • Matched filtering (MF) is a viable technique for enhancing cine MR angiography.
    • MF offers a modest but significant improvement in SNR over simple subtraction for improved vascular visualization.
    • This technique holds potential for enhancing the diagnostic quality of MR-based angiographic studies.