Publication:
Magnetization Transfer BOOST Noncontrast Angiography Improves Pulmonary Vein Imaging in Adults With Congenital Heart Disease.

dc.contributor.authorRashid, Imran
dc.contributor.authorGinami, Giulia
dc.contributor.authorNordio, Giovanna
dc.contributor.authorFotaki, Anastasia
dc.contributor.authorNeji, Radhouene
dc.contributor.authorAlam, Harith
dc.contributor.authorPushparajah, Kuberan
dc.contributor.authorFrigiola, Alessandra
dc.contributor.authorValverde, Israel
dc.contributor.authorBotnar, René M
dc.contributor.authorPrieto, Claudia
dc.date.accessioned2023-05-03T14:57:54Z
dc.date.available2023-05-03T14:57:54Z
dc.date.issued2022-06-01
dc.description.abstractCardiac MRI plays an important role in the diagnosis and follow-up of patients with congenital heart disease (CHD). Gadolinium-based contrast agents are often needed to overcome flow-related and off-resonance artifacts that can impair the quality of conventional noncontrast 3D imaging. As serial imaging is often required in CHD, the development of robust noncontrast 3D MRI techniques is desirable. To assess the clinical utility of noncontrast enhanced magnetization transfer and inversion recovery prepared 3D free-breathing sequence (MTC-BOOST) compared to conventional 3D whole heart imaging in patients with CHD. Prospective, image quality. A total of 27 adult patients (44% female, mean age 30.9 ± 14.8 years) with CHD. A 1.5 T; free-breathing 3D MTC-BOOST sequence. MTC-BOOST was compared to diaphragmatic navigator-gated, noncontrast T2 prepared 3D whole-heart imaging sequence (T2prep-3DWH) for comparison of vessel dimensions, lumen-to-myocardium contrast ratio (CR), and image quality (vessel wall sharpness and presence and type of artifacts) assessed by two experienced cardiologists on a 5-point scale. Mann-Whitney test, paired Wilcoxon signed-rank test, Bland-Altman plots. P  MTC-BOOST significantly improved image quality and CR of the right-sided pulmonary veins (PV): (CR: right upper PV 1.06 ± 0.50 vs. 0.58 ± 0.74; right lower PV 1.32 ± 0.38 vs. 0.81 ± 0.73) compared to conventional T2prep-3DWH imaging where the PVs were not visualized in some cases due to off-resonance effects. MTC-BOOST demonstrated resistance to degradation of luminal signal (assessed by CR) secondary to accelerated or turbulent flow conditions. T2prep-3DWH had higher image quality scores than MTC-BOOST for the aorta and coronary arteries; however, great vessel dimensions derived from MTC-BOOST showed excellent agreement with standard T2prep-3DWH imaging. MTC-BOOST allows for improved contrast-free imaging of pulmonary veins and regions characterized by accelerated or turbulent blood flow compared to standard T2prep-3DWH imaging, with excellent agreement of great vessel dimensions. 1 TECHNICAL EFFICACY: Stage 2.
dc.identifier.doi10.1002/jmri.28280
dc.identifier.essn1522-2586
dc.identifier.pmid35642573
dc.identifier.unpaywallURLhttps://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/jmri.28280
dc.identifier.urihttp://hdl.handle.net/10668/22206
dc.issue.number2
dc.journal.titleJournal of magnetic resonance imaging : JMRI
dc.journal.titleabbreviationJ Magn Reson Imaging
dc.language.isoen
dc.organizationHospital Universitario Virgen del Rocío
dc.organizationInstituto de Biomedicina de Sevilla-IBIS
dc.page.number521-531
dc.pubmedtypeJournal Article
dc.pubmedtypeResearch Support, Non-U.S. Gov't
dc.rightsAttribution 4.0 International
dc.rights.accessRightsopen access
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/
dc.subject3D whole heart imaging
dc.subjectMTC-BOOST
dc.subjectcongenital heart disease
dc.subjectmagnetization Transfer
dc.subject.meshHumans
dc.subject.meshAdult
dc.subject.meshFemale
dc.subject.meshAdolescent
dc.subject.meshYoung Adult
dc.subject.meshMiddle Aged
dc.subject.meshMale
dc.subject.meshPulmonary Veins
dc.subject.meshProspective Studies
dc.subject.meshMagnetic Resonance Angiography
dc.subject.meshHeart Defects, Congenital
dc.subject.meshMagnetic Resonance Imaging
dc.subject.meshContrast Media
dc.subject.meshImaging, Three-Dimensional
dc.subject.meshReproducibility of Results
dc.titleMagnetization Transfer BOOST Noncontrast Angiography Improves Pulmonary Vein Imaging in Adults With Congenital Heart Disease.
dc.typeresearch article
dc.type.hasVersionVoR
dc.volume.number57
dspace.entity.typePublication

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