Publications by authors named "H B Grotenhuis"

Article Synopsis
  • Fetal cardiovascular MRI is becoming an important tool for diagnosing congenital heart disease during pregnancy, providing a detailed view that complements standard ultrasound imaging.
  • Advances in MRI technology are enhancing its usefulness, enabling more accurate interpretations of unclear ultrasound results.
  • This research outlines the techniques used in fetal cardiovascular MRI and its applications in diagnosing and monitoring heart conditions in fetuses, highlighting its potential impact on parental guidance and post-birth surgical planning.
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Background: Lymphatic disorders such as protein-losing enteropathy, plastic bronchitis, and chylothorax are important complications of the Fontan circulation and ultimately result in an increased risk of early death. Several European centers are now performing lymphatic procedures. The aim of this study is to map the extent of these lymphatic disorders and treatments provided across European pediatric cardiology centers.

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Article Synopsis
  • Current methods to predict sudden cardiac death (SCD) in children with hypertrophic cardiomyopathy (HCM) are insufficient, although late gadolinium enhancement (LGE) in CMR imaging has shown a link to SCD in adults.
  • This study aimed to assess the significance of LGE in HCM patients under 21 years, utilizing data from various international centers between 2015 and 2022.
  • Results indicated that 32.9% of the 700 patients had LGE, and those with LGE were more likely to experience SCD or related events, emphasizing the potential role of LGE in clinical assessments for younger patients with HCM.
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To examine the probability of left ventricular outflow tract (LVOT) reintervention following interrupted aortic arch (IAA) repair in neonates with LVOT obstruction (LVOTO) risk. This retrospective multicenter study included 150 neonates who underwent IAA repair (2003-2017); 100 of 150 (67%) had isolated IAA repair (with ventricular septal defect closure) and 50 of 150 (33%) had concomitant LVOT intervention: conal muscle resection (n = 16), Ross-Konno (n = 7), and Yasui operation (n = 27: single-stage n = 8, staged n = 19). Demographic and morphologic characteristics were reviewed.

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Cardiovascular magnetic resonance (CMR) imaging is recommended in patients with congenital heart disease (CHD) in clinical practice guidelines as the imaging standard for a large variety of diseases. As CMR is evolving, novel techniques are becoming available. Some of them are already used clinically, whereas others still need further evaluation.

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