Evidence map›Paper›PMID 23652849›Full record

Observational studyEuropean radiology2013

Endovascular treatment of brain arteriovenous malformations using a liquid embolic agent: results of a prospective, multicentre study (BRAVO).

L Pierot, C Cognard, D Herbreteau, H Fransen, W J van Rooij, E Boccardi, A Beltramello, N Sourour, K Kupcs, A Biondi and 3 more

Abstract readMulticenter StudyObservational Study
PubMed Publisher
In one paragraph

Observational study in European radiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed, 4 pooled it
7.4field-weighted citation impact, top 2% 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

57 citing papers in PubMed, 4 syntheses or guidelines pooled it, 145 citations in OpenAlex.

  1. Pooled it
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  7. Utilisation of the Scepter Mini dual-lumen balloon - An illustrative series.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2026
    Article
  8. Review
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  11. Transvenous Embolization for Brain Arteriovenous Malformations.Journal of neuroendovascular therapy · 2025
    Review
  12. Single Centre Initial Experience with the Scepter Mini Balloon Microcatheter.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2024
    Article
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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

13 authors at 11 institutions in 6 countries.

L PierotDepartment of Radiology, Hôpital Maison-Blanche, Reims, France, lpierot@gmail.com.
C Cognard
D Herbreteau
H Fransen
W J van Rooij
E Boccardi
A Beltramello
N Sourour
K Kupcs
A Biondi
A Bonafé
W Reith
A Casasco
Sorbonne Université · FRAzienda Socio Sanitaria Territoriale Grande Ospedale Metropolitano Niguarda · ITCentre Hospitalier Universitaire de Reims · FRCentre Hospitalier Universitaire de Tours · FRElisabeth-TweeSteden Ziekenhuis · NLHôpital Gui de Chauliac · FRHôpital Purpan · FRHospital Nuestra Señora de Alarcos · ESIstituti Ospitalieri di Cremona · ITRiga East University Hospital · LVUniversitätsklinikum des Saarlandes · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo evaluate the safety and efficacy of a new liquid embolic agent in brain arteriovenous malformation (bAVMs) embolisation.

methodsA prospective, multicentre series was conducted at 11 interventional centres in Europe to evaluate embolisation of bAVMs with the new liquid embolic agent. Technical conditions, complications, clinical outcome and anatomical results were independently analysed.

resultsFrom December 2005 to December 2008, 117 patients (72 male; 45 female, aged 18-75 years) were included. Clinical presentation was mostly haemorrhage (34.2 %) and seizures (28.2 %). Most AVMs were located in the brain hemispheres (85.5 %). AVMs were <3 cm in 52.1 % of patients and ≥ 3 cm in 47.9 %. Morbidity was observed in 6/117 patients (5.1 %), related to haemorrhagic events in 2 cases and non-haemorrhagic complications in 4 cases. Five patients (4.3 %) died in relation to the treatment (bleeding in 4 patients and extensive venous thrombosis in 1). Complete occlusion of the AVM by embolisation alone was obtained in 23.5 % of patients. Complementary treatment was performed in 82.3 % of patients with partial AVM occlusion, mostly radiosurgery.

conclusionsIn this prospective, multicentre, European, observational series, the new liquid embolic agent proved to be suitable for BAVM embolisation, with acceptable morbidity and mortality and good efficacy. KEY POINTS: • Numerous interventional techniques have been used to embolise brain arteriovenous malformations (AVMs). • This prospective multicentre study demonstrates the suitability of a liquid embolic agent. • The safety of treatment using Onyx is acceptable. • Such embolisation leads to complete AVM occlusion in 23.5 % of patients.

Indexed as

AdolescentAdultAgedAged, 80 and overArteriovenous FistulaDimethyl SulfoxideEmbolization, TherapeuticEuropeFemaleHemostaticsHumansIntracranial Arteriovenous MalformationsMaleMiddle AgedPolyvinylsPrevalenceDimethyl SulfoxideHemostaticsOnyx copolymerPolyvinyls

Identifiers

PMID23652849
OpenAlexW1966390245

What OpenQuestion holds

Textmetadata
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.