Coarctation Stenting in a Preterm Neonate With Unrepaired Transposition Using ECMO Venous Cannula Access

Document Type

Article

Publication Date

5-21-2026

Publication Title

JACC: Case Reports

Abstract

BACKGROUND: Cardiac catheterization is essential for diagnosing and treating critically ill infants with congenital heart disease who require venoarterial extracorporeal membrane oxygenation (VA-ECMO). In neonates, cervical cannulation is often preferred because of small femoral vessels. CASE SUMMARY: A 3-week-old premature male infant with dextro-transposition of the great arteries and coarctation of the aorta (CoA) developed cardiogenic shock and acute kidney injury after atrial septostomy and prostaglandin discontinuation, requiring VA-ECMO. A benchtop model identified the 8-F venous cannula as optimal access. A 7-F sheath was inserted via right internal jugular ECMO tubing, allowing advancement of a coaxial system into the transposed aorta and deployment of a stent across the coarctation. The patient tolerated the procedure and was decannulated. DISCUSSION: Cardiac catheterization during ECMO can be performed safely. Although prior reports used arterial cannulas, venous cannulation provided effective access for CoA stenting in this case. TAKE-HOME MESSAGE: The VA-ECMO circuit provides a feasible route for transcatheter intervention when conventional access is limited.

First Page

1

Last Page

5

PubMed ID

42171556

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