Evidence map›Paper›PMID 20075090›Full record

Trial reportAJNR. American journal of neuroradiology2010

Immediate anatomic results after the endovascular treatment of ruptured intracranial aneurysms: analysis in the CLARITY series.

L Pierot, C Cognard, F Ricolfi, R Anxionnat, CLARITY Investigators

Abstract readClinical TrialMulticenter Study
In one paragraph

Trial report in AJNR. American journal of neuroradiology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 3 pooled it
–field-weighted citation impact
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

30 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Single-stage endovascular treatment in aneurysmal subarachnoid haemorrhage with multiple intracranial aneurysms: Systematic review of the literature and multicentric retrospective experience.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2026
    Pooled it
  2. Pooled it
  3. Pooled it
  4. Trial
  5. Trial
  6. Article
  7. Comparison between second generation HydroSoft coils and bare platinum coils for the treatment of large intracranial aneurysms.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2023
    Article
  8. Article
  9. Article
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  12. Article
  13. Observational
  14. Initial experience and one-year follow-up with Neuroform Atlas Stent System for the treatment of brain aneurysms.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2019
    Article
  15. Article
  16. Article
  17. Article
  18. Counterpoint-target aneurysm recurrence: measuring what matters.AJNR. American journal of neuroradiology · 2015
    Article
  19. Point-TAR: a useful index to follow-up coiled intracranial aneurysms?AJNR. American journal of neuroradiology · 2015
    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.

L PierotDepartment of Neuroradiology, Maison Blanche Hospital, CHU Reims, Reims, France. lpierot@gmail.com
C Cognard
F Ricolfi
R Anxionnat
CLARITY Investigators

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background and purposeThe efficacy of the endovascular treatment in providing stable occlusion of intracranial aneurysms is still controversial and should be precisely analyzed. A first step is to carefully study immediate anatomical results. CLARITY (Clinical and Anatomical Results in the Treatment of Ruptured Intracranial Aneurysms) is a prospective multicenter consecutive series including patients treated by coiling for ruptured aneurysms. Immediate anatomic results are presented. MATERIALS AND

methodsPostoperative anatomic results were evaluated by DSA by the treating physician and anonymously and independently by 2 experienced neuroradiologists by using the 3-point Montreal Scale. Patients were divided into 2 groups: patients treated with GDC and those treated with Matrix detachable coils.

resultsA total of 773 patients (461 women, 312 men; 19-80 years of age; mean, 51.2 +/- 13.2 years) with 773 ruptured aneurysms were included in the study. The rate of occlusion as determined by the treating physician was designated complete for 586 aneurysms (75.8%), neck remnant for 145 aneurysms (18.8%), and aneurysm remnant for 42 aneurysms (5.4%). The same evaluation as reported by the 2 independent reviewers was complete occlusion for 366 aneurysms (47.4%), neck remnant for 324 aneurysms (41.9%), and aneurysm remnant for 83 aneurysms (10.7%). Postoperative anatomic results were significantly linked to age but not to the technique of endovascular treatment or aneurysm characteristics (location, size, dome-to neck ratio). Results were not significantly different between the GDC and Matrix group.

conclusionsEndovascular treatment of ruptured intracranial aneurysms resulted in a high rate of satisfactory occlusion (complete occlusion and neck remnant in 89.3%). Patient age was the only factor associated with the rate of occlusion. The rate of aneurysm occlusion differed insignificantly between GDC and Matrix coils.

Indexed as

AdultAgedAged, 80 and overAneurysm, RupturedEmbolization, TherapeuticFemaleFranceHumansIntracranial AneurysmMaleMiddle AgedPrognosisRadiographyTreatment OutcomeYoung Adult

Identifiers

PMID20075090
PMCPMC7964183

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Registered trials

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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.