Evidence map›Paper›PMID 20378076›Full record

Trial reportJournal of the American College of Cardiology2010

The dynamic nature of coronary artery lesion morphology assessed by serial virtual histology intravascular ultrasound tissue characterization.

Takashi Kubo, Akiko Maehara, Gary S Mintz, Hiroshi Doi, Kenichi Tsujita, So-Yeon Choi, Osamu Katoh, Kenya Nasu, Andreas Koenig, Michael Pieper and 7 more

Registry-linked trialAbstract readClinical TrialComparative StudyMulticenter Study
PubMed Publisher
In one paragraph

Trial report in Journal of the American College of Cardiology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01444599 (Virtual Histology), which is not on this map. Cited by 112 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
112citing papers in PubMed, 2 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.

NCT01444599 completednot on this map

Virtual Histology (VH)-Intravascular Ultrasound (IVUS) Tissue Characteristics Analysis of the Intermediate Coronary Artery Stenosis Lesion Predicting Physiologic Myocardial Ischemia by Myocardial Fraction Flow Reserve (FFR)

TypeobservationalSponsorInje UniversityRan2010 to 2014Enrolled100ConditionsCoronary Disease
3 · Its place in the literature

Who cites it

112 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Clinical outcomes of no stenting in patients with ST-segment elevation myocardial infarction undergoing deferred primary percutaneous coronary intervention.EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology · 2022
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  20. Prophylactic stenting of vulnerable plaques: pros and cons.EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology · 2024
    Article

52 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

17 authors.

Takashi KuboCardiovascular Research Foundation, New York, New York 10022, USA.
Akiko Maehara
Gary S Mintz
Hiroshi Doi
Kenichi Tsujita
So-Yeon Choi
Osamu Katoh
Kenya Nasu
Andreas Koenig
Michael Pieper
Jason H Rogers
William Wijns
Dirk Böse
M Pauliina Margolis
Jeffrey W Moses
Gregg W Stone
Martin B Leon

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesWe used virtual histology intravascular ultrasound (VH-IVUS) to investigate the natural history of coronary artery lesion morphology.

backgroundPlaque stability is related to its histological composition.

methodsWe performed serial (baseline and 12-month follow-up) VH-IVUS studies and examined 216 nonculprit lesions (plaque burden >or=40%) in 99 patients. Lesions were classified into pathological intimal thickening (PIT), VH-IVUS-derived thin-capped fibroatheroma (VH-TCFA), thick-capped fibroatheroma (ThCFA), fibrotic plaque, and fibrocalcific plaque.

resultsAt baseline, 20 lesions were VH-TCFAs; during follow-up, 15 (75%) VH-TCFAs "healed," 13 became ThCFAs, 2 became fibrotic plaque, and 5 (25%) VH-TCFAs remained unchanged. Compared with VH-TCFAs that healed, VH-TCFAs that remained VH-TCFAs located more proximally (values are median [interquartile range]) (16 mm [15 to 18 mm] vs. 31 mm [22 to 47 mm], p = 0.013) and had larger lumen (9.1 mm(2) [8.2 to 10.7 mm(2)] vs. 6.9 mm(2) [6.0 to 8.2 mm(2)], p = 0.021), vessel (18.7 mm(2) [17.3 to 28.6 mm(2)] vs. 15.5 mm(2) [13.3 to 16.6 mm(2)]; p = 0.010), and plaque (9.7 mm(2) [9.6 to 15.7 mm(2)] vs. 8.4 mm(2) [7 to 9.7 mm(2)], p = 0.027) areas; however, baseline VH-IVUS plaque composition did not differ between VH-TCFAs that healed and VH-TCFAs that remained VH-TCFAs. Conversely, 12 new VH-TCFAs developed; 6 late-developing VH-TCFAs were PITs, and 6 were ThCFAs at baseline. In addition, plaque area at minimum lumen sites increased significantly in PITs (7.8 mm(2) [6.2 to 10.0 mm(2)] to 9.0 mm(2) [6.5 to 12.0 mm(2)], p < 0.001), VH-TCFAs (8.6 mm(2) [7.3 to 9.9 mm(2)] to 9.5 mm(2) [7.8 to 10.8 mm(2)], p = 0.024), and ThCFAs (8.6 mm(2) [6.8 to 10.2 mm(2)] to 8.8 mm(2) [7.1 to 11.4 mm(2)], p < 0.001) with a corresponding decrease lumen areas, but not in fibrous or fibrocalcific plaque.

conclusionsMost VH-TCFAs healed during 12-month follow-up, whereas new VH-TCFAs also developed. PITs, VH-TCFAs, and ThCFAs showed significant plaque progression compared with fibrous and fibrocalcific plaque.

Indexed as

User-Computer InterfaceAgedCoronary Artery DiseaseCoronary VesselsDiagnosis, DifferentialFemaleFollow-Up StudiesHistological TechniquesHumansMaleMiddle AgedProspective StudiesReproducibility of ResultsTime FactorsUltrasonography, Interventional

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Registered trials

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.