Evidence map›Paper›PMID 30075262›Full record

ArticleWorld neurosurgery2018

Computer-Assisted Three-Dimensional Morphology Evaluation of Intracranial Aneurysms.

Hamidreza Rajabzadeh-Oghaz, Nicole Varble, Hussain Shallwani, Vincent M Tutino, Ashkan Mowla, Hakeem J Shakir, Kunal Vakharia, Gursant S Atwal, Adnan H Siddiqui, Jason M Davies and 1 more

Abstract read
In one paragraph

Article in World neurosurgery, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Application of convolutional network models in detection of intracranial aneurysms: A systematic review and meta-analysis.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2023
    Pooled it
  2. Article
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  8. Volumetric surveillance of brain aneurysms: Pitfalls of MRA.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2023
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  9. Article
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  12. Definition and extraction of 2D shape indices of intracranial aneurysm necks for rupture risk assessment.International journal of computer assisted radiology and surgery · 2021
    Article
  13. Article
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  15. Reliability and accuracy assessment of morphometric measurements obtained with software for three-dimensional reconstruction of brain aneurysms relative to cerebral angiography measures.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2021
    Article
  16. Discrepancy between two-dimensional and three-dimensional digital subtraction angiography for the planning of endovascular coiling of small cerebral aneurysms <5 mm.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2020
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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

11 authors.

Hamidreza Rajabzadeh-OghazCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Mechanical and Aerospace Engineering, University at Buffalo, Buffalo, New York, USA.
Nicole VarbleCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Mechanical and Aerospace Engineering, University at Buffalo, Buffalo, New York, USA.
Hussain ShallwaniDepartment of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA.
Vincent M TutinoCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Biomedical Engineering, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA.
Ashkan MowlaStroke Division, Department of Neurology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA.
Hakeem J ShakirDepartment of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA.
Kunal VakhariaDepartment of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA.
Gursant S AtwalDepartment of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA.
Adnan H SiddiquiCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Radiology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA; Jacobs Institute, Buffalo, New York, USA.
Jason M DaviesCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Biomedical Informatics, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Gates Vascular Institute, Kaleida Health, Buffalo, New York, USA; Jacobs Institute, Buffalo, New York, USA.
Hui MengCanon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA; Department of Mechanical and Aerospace Engineering, University at Buffalo, Buffalo, New York, USA; Department of Biomedical Engineering, University at Buffalo, Buffalo, New York, USA; Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA. Electronic address: huimeng@buffalo.edu.

Funding

University of Buffalo Clinical and Translational Science Institute - Supplement SchulyerUL1TR001412 · NCATS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI MURPHY, TIMOTHY F · 2015 to 2024
$33.8M
Institutional Career DevelopmentKL2TR001413 · NCATS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI DUBOCOVICH, MARGARITA L · 2015 to 2024
$4.2M
Virtual Intervention of Intracranial AneurysmsR01NS091075 · NINDS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI MENG, HUI · 2015 to 2019
$1.7M
AView: A Bedside Simulation Tool for Neurovascular InterventionR03NS090193 · NINDS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI MENG, HUI · 2015 to 2016
$157k
NCATS NIH HHS KL2 TR001413NCATS NIH HHS UL1 TR001412NINDS NIH HHS R01 NS091075NINDS NIH HHS R03 NS090193
6 · The paper itself

Abstract

objectivePrecise morphologic evaluation is important for intracranial aneurysm (IA) management. At present, clinicians manually measure the IA size and neck diameter on 2-dimensional (2D) digital subtraction angiographic (DSA) images and categorize the IA shape as regular or irregular on 3-dimensional (3D)-DSA images, which could result in inconsistency and bias. We investigated whether a computer-assisted 3D analytical approach could improve IA morphology assessment.

methodsFive neurointerventionists evaluated the size, neck diameter, and shape of 39 IAs using current and computer-assisted 3D approaches. In the computer-assisted 3D approach, the size, neck diameter, and undulation index (UI, a shape irregularity metric) were extracted using semiautomated reconstruction of aneurysm geometry using 3D-DSA, followed by IA neck identification and computerized geometry assessment.

resultsThe size and neck diameter measured using the manual 2D approach were smaller than computer-assisted 3D measurements by 2.01 mm (P < 0.001) and 1.85 mm (P < 0.001), respectively. Applying the definitions of small IAs (<7 mm) and narrow-necked IAs (<4 mm) from the reported data, interrater variation in manual 2D measurements resulted in inconsistent classification of the size of 14 IAs and the necks of 19 IAs. Visual inspection resulted in an inconsistent shape classification for 23 IAs among the raters. Greater consistency was achieved using the computer-assisted 3D approach for size (intraclass correlation coefficient [ICC], 1.00), neck measurements (ICC, 0.96), and shape quantification (UI; ICC, 0.94).

conclusionsComputer-assisted 3D morphology analysis can improve accuracy and consistency in measurements compared with manual 2D measurements. It can also more reliably quantify shape irregularity using the UI. Future application of computer-assisted analysis tools could help clinicians standardize morphology evaluations, leading to more consistent IA evaluations.

Indexed as

Angiography, Digital SubtractionCerebral AngiographyHumansImaging, Three-DimensionalIntracranial AneurysmObserver VariationPattern Recognition, AutomatedRadiographic Image Interpretation, Computer-AssistedAneurysm shapeComputer-assisted 3-dimensionalIntracranial aneurysmMorphologySize measurement

Identifiers

PMID30075262
PMCPMC6383522

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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.