Dual phase infusion with bolus tracking: technical innovation for cardiac and respiratory navigated magnetic resonance angiography using extracellular contrast

Christopher Z Lam; Joseph J Pagano; Navjot Gill; Logi Vidarsson; Regina de la Mora; Mike Seed; Lars Grosse-Wortmann; Shi-Joon Yoo

doi:10.1007/s00247-018-4293-7

Dual phase infusion with bolus tracking: technical innovation for cardiac and respiratory navigated magnetic resonance angiography using extracellular contrast

Pediatr Radiol. 2019 Mar;49(3):399-406. doi: 10.1007/s00247-018-4293-7. Epub 2018 Nov 15.

Authors

Christopher Z Lam^{1

2}, Joseph J Pagano³, Navjot Gill⁴, Logi Vidarsson⁴, Regina de la Mora⁴, Mike Seed^{4

3}, Lars Grosse-Wortmann^{4

3}, Shi-Joon Yoo^{4

3}

Affiliations

¹ Department of Diagnostic Imaging, Hospital for Sick Children, Department of Medical Imaging, University of Toronto, 555 University Ave., Toronto, ON, M5G 1X8, Canada. christopher.lam@sickkids.ca.
² Department of Paediatrics, Division of Cardiology, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada. christopher.lam@sickkids.ca.
³ Department of Paediatrics, Division of Cardiology, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada.
⁴ Department of Diagnostic Imaging, Hospital for Sick Children, Department of Medical Imaging, University of Toronto, 555 University Ave., Toronto, ON, M5G 1X8, Canada.

PMID: 30443668
DOI: 10.1007/s00247-018-4293-7

Abstract

This technical innovation paper describes a technique for performing cardiac-gated, respiratory-navigated cardiovascular magnetic resonance angiography using an extracellular gadolinium-based contrast agent at 1.5 Tesla (T) with a dual phase bolus injection and slow infusion technique.

Keywords: Children; Congenital heart disease; Contrast; Dual phase; Magnetic resonance angiography; Respiratory navigation.

MeSH terms

Adolescent
Cardiac-Gated Imaging Techniques*
Child
Child, Preschool
Contrast Media / administration & dosage*
Female
Heart Defects, Congenital / diagnostic imaging*
Heart Defects, Congenital / surgery
Humans
Imaging, Three-Dimensional
Infant
Infant, Newborn
Magnetic Resonance Angiography / methods*
Male
Organometallic Compounds / administration & dosage*
Postoperative Complications / diagnostic imaging
Respiratory-Gated Imaging Techniques*

Substances

Contrast Media
Organometallic Compounds
gadobutrol