Experience of percutaneous closure of small to large patent ductus arteriosus with Nit-Occlud device in a tertiary referral hospital in Colombia.

Background: The decision to close patent ductus arteriosus should always be individualized and taken together with the child's family once the risks and benefits of both choices have been exposed.

Objective: This study aims to report the experience and outcomes in patients undergoing endovascular closure of small to medium-size PDA with a Nit-Occlud device in a tertiary referral hospital in Colombia.

Methods: Longitudinal descriptive study, which included all patients under 18 years of age who underwent percutaneous ductal closure with Nit-Occlud device between January 1, 2011, and February 1, 2023.