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Abstract #4875

Reproducibility assessment of multiparametric non-contrast cardiac MRI including ASL, T1 and T2 mapping in healthy controls

Sergio Manuel Solis-Barquero1,2, Veronica Aramendia-Vidaurreta1,2, Ana Ezponda1, Marta Vidorreta3, Marina Pascual4, Gorka Bastarrika1, and Maria Asuncion Fernandez-Seara1,2
1Department of Radiology, Clinica Universidad de Navarra, Pamplona, Spain, 2IdiSNA, Instituto de Investigación Sanitaria de Navarra, Pamplona, Spain, 3Siemens Healthcare, Madrid, Spain, 4Department of Cardiology, Clinica Universidad de Navarra, Pamplona, Spain

Synopsis

Keywords: Arterial Spin Labelling, Arterial spin labelling, Perfusion, Myocardium, T1 Mapping, T2 Mapping, Reproducibility

Motivation: Contrast-agent free techniques are needed in cardiac MRI studies for assessment of patients with coronary artery disease but with contraindications to gadolinium contrast-agents, such as kidney disease.

Goal(s): The aim of this work was to assess the intra and intersession reproducibility of a multiparametric protocol including three non-contrast techniques (ASL, native T1 and T2 mapping) in healthy controls with a wide age range to eventually test the technique in clinical patients.

Approach: Multiparametric non-contrast cardiac MRI in ten healthy controls at 1.5T.

Results: This protocol can offer contrast free alternative for perfusion quantification, T1 and T2 mapping, with good intra and intersession reproducibility.

Impact: Multiparametric cardiac MRI with arterial spin labelling (ASL) perfusion, T1 and T2 mapping could offer a contrast-agent free alternative for patients with kidney disease, or other contraindication to gadolinium agents, with good intra and intersession reproducibility.

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Keywords