{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,17]],"date-time":"2026-07-17T04:28:30Z","timestamp":1784262510410,"version":"3.55.0"},"reference-count":32,"publisher":"Cambridge University Press (CUP)","issue":"7","license":[{"start":{"date-parts":[[2019,7,9]],"date-time":"2019-07-09T00:00:00Z","timestamp":1562630400000},"content-version":"unspecified","delay-in-days":8,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":["cambridge.org"],"crossmark-restriction":true},"short-container-title":["Cardiol Young"],"published-print":{"date-parts":[[2019,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S1047951119001252_as1\"><jats:title>Objective:<\/jats:title><jats:p>Radiation exposure during paediatric cardiac catheterisation procedures should be minimised to \u201cas low as reasonably achievable\u201d. The aim of this study was to evaluate the effectiveness of a modified radiation safety protocol in reducing patient dose during paediatric interventional cardiac catheterisation.<\/jats:p><\/jats:sec><jats:sec id=\"S1047951119001252_as2\"><jats:title>Methods:<\/jats:title><jats:p>Radiation dose data were retrospectively extracted from January 2014 to December 2015 (Standard group) and prospectively collected from January 2016 to December 2017 (Low-dose group) after implementation of a modified radiation safety protocol. Both groups included five most common procedures: atrial septal defect closure, patent ductus arteriosus closure, perimembranous ventricular septal defect closure, pulmonary valvuloplasty, and supraventricular tachycardia ablation.<\/jats:p><\/jats:sec><jats:sec id=\"S1047951119001252_as3\"><jats:title>Results:<\/jats:title><jats:p>Median air Kerma was 48.4, 50.5, 29.75, 149, 218, and 12.9 mGy for atrial septal defect closure, pulmonary valvuloplasty, patent ductus arteriosus closure &lt;20 kg, ventricular septal defect closure &lt;20 kg, ventricular septal defect closure \u226720 kg, and supraventricular tachycardia ablation in Standard group, respectively, which significantly decreased to 18.75, 20.7, 11.5, 41.9, 117, and 3.3 mGy in Low-dose group (p &lt; 0.05). This represents a reduction in dose to each patient between 46 and 74%. Among five procedural types in Low-dose group, dose of ventricular septal defect closure was the highest with median air Kerma of 62.5 mGy, dose area product of 364.7 \u03bcGy.m<jats:sup>2<\/jats:sup>, and dose area product per body weight of 21.5 \u03bcGy.m<jats:sup>2<\/jats:sup>\/kg, respectively, along with the longest fluoroscopy time of 9.9 minutes.<\/jats:p><\/jats:sec><jats:sec id=\"S1047951119001252_as4\"><jats:title>Conclusion:<\/jats:title><jats:p>We provided a feasible radiation safety protocol with specific settings on a case-by-case basis. Increasing awareness and adequate training of a practical radiation dose reduction program are essential to improve radiation protection for children.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s1047951119001252","type":"journal-article","created":{"date-parts":[[2019,7,9]],"date-time":"2019-07-09T09:09:48Z","timestamp":1562663388000},"page":"967-971","update-policy":"https:\/\/doi.org\/10.1017\/policypage","source":"Crossref","is-referenced-by-count":5,"title":["Reducing radiation dose in paediatric interventional cardiac 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