Evidence map›Paper›PMID 28728567›Full record

ReviewArthritis research & therapy2017

Settings and artefacts relevant for Doppler ultrasound in large vessel vasculitis.

L Terslev, A P Diamantopoulos, U Møller Døhn, W A Schmidt, S Torp-Pedersen

Open access · goldAbstract readReview
In one paragraph

Review in Arthritis research & therapy, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
4.3field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 69 citations in OpenAlex.

  1. Review
  2. Article
  3. Review
  4. Article
  5. Article
  6. Review
  7. Article
  8. Article
  9. Ultrasound for the Diagnosis of Giant Cell Arteritis.European journal of rheumatology · 2024
    Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. How to use power Doppler ultrasound in transvaginal assessment of uterine fibroids.Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology · 2022
    Review
  17. Article
  18. Article
  19. Article
  20. Observational
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 4 institutions in 3 countries.

L TerslevCenter for Rheumatology and Spinal Diseases, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark. Terslev@dadlnet.dk.
A P DiamantopoulosDepartment of Rheumatology, Hospital of Southern Norway Trust, Kristiansand, Norway.
U Møller DøhnCenter for Rheumatology and Spinal Diseases, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark.
W A SchmidtMedical Centre for Rheumatology, Immanuel Krankenhaus, Berlin, Germany.
S Torp-PedersenDepartment Radiology, Copenhagen University Hospital. Rigshospitalet, Copenhagen, Denmark.
Rigshospitalet · DKCopenhagen University Hospital · DKHospital of Southern Norway · NOImmanuel Krankenhaus · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ultrasound is used increasingly for diagnosing large vessel vasculitis (LVV). The application of Doppler in LVV is very different from in arthritic conditions. This paper aims to explain the most important Doppler parameters, including spectral Doppler, and how the settings differ from those used in arthritic conditions and provide recommendations for optimal adjustments. This is addressed through relevant Doppler physics, focusing, for example, on the Doppler shift equation and how angle correction ensures correctly displayed blood velocity. Recommendations for optimal settings are given, focusing especially on pulse repetition frequency (PRF), gain and Doppler frequency and how they impact on detection of flow. Doppler artefacts are inherent and may be affected by the adjustment of settings. The most important artefacts to be aware of, and to be able to eliminate or minimize, are random noise and blooming, aliasing and motion artefacts. Random noise and blooming artefacts can be eliminated by lowering the Doppler gain. Aliasing and motion artefacts occur when the PRF is set too low, and correct adjustment of the PRF is crucial. Some artefacts, like mirror and reverberation artefacts, cannot be eliminated and should therefore be recognised when they occur. The commonly encountered artefacts, their importance for image interpretation and how to adjust Doppler setting in order to eliminate or minimize them are explained thoroughly with imaging examples in this review.

Indexed as

ArtifactsHumansUltrasonography, DopplerVasculitisDoppler ultrasoundGiant cell arteritisLarge vessel vasculitisUltrasound

Identifiers

PMID28728567
PMCPMC5520338
OpenAlexW2737435612

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.