Publications by authors named "David B Meyer"

Circumflex aortic arch with coarctation and anomalous origin of the left pulmonary artery from the aorta are rare cardiovascular anomalies. These conditions can lead to early pulmonary hypertension and challenging management. Early diagnosis and surgical intervention are beneficial for optimal outcome.

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Surgical repair of right aortic arch and aberrant left subclavian artery has traditionally involved ligamentum division. Such patients can have stenosis at the origin of the aberrant subclavian artery either at the time of presentation or later. The more recently popularized repair involving resection of Kommerell diverticulum with transfer of the subclavian artery to the left carotid artery allows resection of the stenotic segment and serves as an effective treatment for subclavian stenosis as well.

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We report a case of radiation-induced myofibroblastoma of the right nasal cavity in a patient with a remote history of radiotherapy for pediatric retinoblastoma. The patient required maxillectomy and ethmoidectomy. To our knowledge, a rare number of cases have been reported in this location.

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Background: Patients undergoing chemotherapy and radiotherapy are placed in an immunocompromised state worth consideration in the event of potential airway compromise, especially when superimposed on an airway-obstructing tumor. We report a case of bacterial epiglottitis in a patient with active oropharyngeal cancer (OPC), who presented in such a way that an infectious etiology was not initially considered in the patient's care. To our knowledge, such a circumstance has not been reported in the literature.

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Background: Atrial fibrillation (AF) is the most common cardiac arrhythmia and is emerging in prevalence with an increasingly aging population. The complex nature of the disease and its association with significant morbidity and mortality has resulted in a call for a new integrative, multidisciplinary approach to AF management.

Purpose: Determine if the use of a nurse practitioner (NP)-led AF clinic (NPAFC) can improve care for patients.

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Despite patients having increased access to their own electronic health record (EHR) in recent times, patients are often still not considered a primary audience of pathology reports. An alternative to in-person patient education is the use of multimedia programming to enhance health literacy. Curated video presentations designed to explain diagnosis-specific pathology terms were reviewed by a board-certified pathologist and oncologist team and then shown to patients with a primary diagnosis of either pancreatic, colorectal, or prostate cancer in-clinic; these patients then completed a secure electronic survey immediately afterwards.

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Background: Blood pressure variability (BPV), defined as the degree of variation between discrete blood pressure readings, is associated with poor outcomes in acute care settings. Acute kidney injury (AKI) is a common and serious postoperative complication of cardiac surgery with cardiopulmonary bypass (CPB) in children. No studies have yet assessed the association between intraoperative BPV during cardiac surgery with CPB and the development of AKI in children.

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Isolated aortic regurgitation and myocardial infarction are a rare congenital defect among neonatal patients. We present a case of a neonate with an unusual aortic valve morphology causing both regurgitation and obstruction of the left coronary artery ostium. Despite both non-invasive and invasive imaging modalities, accurate diagnosis of the valve morphology was only determined by direct visualisation at the time of surgical repair.

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The article Non‑surgical Risk Factors for the Development of Chylothorax in Children after Cardiac Surgery‑Does Fluid Matter?, written by Tanya Perry, Kelly Bora, Adnan Bakar, David B. Meyer and Todd Sweberg, was originally published electronically on the publisher's internet portal (currently SpringerLink) on November 2019 with open access. With the author(s)' decision to step back from Open Choice, the copyright of the article changed on November 2019 to © Springer Science+Business Media, LLC, part of Springer Nature 2019 and the article is forthwith distributed under the terms of copyright.

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We hypothesize that there are post-operative, non-surgical risk factors that could be modified to prevent the occurrence of chylothorax, and we seek to determine those factors. Retrospective chart review of 285 consecutive patients < 18 years who underwent cardiac surgery from 2015 to 2017 at a single institution pediatric intensive care unit. Data was collected on patient demographics, cardiac lesion, surgical and post-operative characteristics.

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Objectives: To analyze outcomes after pulmonary artery banding (PAB) in complete atrioventricular septal defect (AVSD), with a focus on surgical pathway outcome and timing, survival, and atrioventricular valve function.

Methods: PAB was performed in 50 of 474 infants (11%) from 28 institutions between 2012 and 2018 at a median age of 1.1 months.

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Although the use of a right ventricle to pulmonary artery shunt as a source of pulmonary blood flow in stage 1 Norwood palliation is common, there is no uniform agreement on the optimal surgical technique. We present a technique for creating the distal connection aimed at minimizing procedural bleeding, promoting distal patency, and facilitating second-stage palliation.

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Background Pediatric patients with atrioventricular valve disease have limited options for prosthetic valve replacement in sizes <15 mm. Based on successful experience with the stented bovine jugular vein graft (Melody valve) in the right ventricular outflow tract, the prosthesis has been modified for surgical valve replacement in pediatric patients with atrioventricular dysfunction with the intention of subsequent valve expansion in the catheterization laboratory as the child grows. Methods and Results A multicenter, retrospective cohort study was performed among patients who underwent atrioventricular valve replacement with Melody valve at 17 participating sites from North America and Europe, including 68 patients with either mitral (n=59) or tricuspid (n=9) replacement at a median age of 8 months (range, 3 days to 13 years).

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Objective: We aimed to correlate photoplethysmographic parameters with stroke volume in infants with PDA. Photoplethysmography constitutes the optical signal in pulse oximetry.

Study Design: Stroke volume was determined echocardiographically.

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Post-pericardiotomy syndrome (PPS) is an inflammatory process involving the pleura, pericardium, or both and occurs after cardiothoracic surgery. Surgical atrial septal defect (ASD) closure is associated with higher incidence of PPS post-operatively as compared to other operations. Reported incidence of PPS varies from 1 to 40%.

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Background: Complete repair of pulmonary atresia (PA) ventricular septal defect (VSD) with hypoplastic or absent native pulmonary arteries, often with major aortopulmonary collateral arteries (MAPCAs), involves construction of an adequate sized pulmonary arterial tree. We report our results with a previously described staged strategy using initial right ventricle (RV)-to-reconstructed pulmonary arterial tree (RV-PA) connection to promote pulmonary arterial growth and facilitate later ventricular septation.

Methods: We retrospectively reviewed data for all patients (N = 10) with initial echocardiographic diagnosis of PA-VSD and hypoplastic pulmonary arteries operated in our center from October 2008 to August 2016.

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Article Synopsis
  • Research on long-term outcomes after fixing ALCAPA has largely centered on survival, heart function, and mitral valve performance.
  • The occurrence of left main coronary artery narrowing after repair is rarely documented, and its frequency remains unclear.
  • This report discusses a case where surgical angioplasty was used to revascularize a narrowed left main coronary artery in a patient who had surgery for ALCAPA 15 years prior.
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We report a case of a persistent left superior vena cava draining to the right atrium via the coronary sinus in conjunction with partial anomalous pulmonary venous return of the left pulmonary veins to the coronary sinus. Although a persistent left superior vena cava is typically of little clinical consequence, in this case, it complicated surgical repair of the congenital heart disease. Successful repair of this unusual combination of systemic and pulmonary venous anomalies required a combination of two well-described surgical techniques.

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Background: Regional cerebral perfusion (RCP) is used as an adjunct or alternative to deep hypothermic circulatory arrest (DHCA) for neonates and infants undergoing aortic arch repair. Clinical studies have not demonstrated clear superiority of either strategy, and multicenter data regarding current use of these strategies are lacking. We sought to describe the variability in contemporary practice patterns for use of these techniques.

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A 32-year-old female presented with dysphagia. Radiographic studies revealed external compression of esophagus by a vascular ring. The anatomy was a right-sided aortic arch with aberrant retroesophageal left subclavian artery, emanating from a large Kommerell diverticulum (KD).

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Malignant primary cardiac tumors are very rare.Desmoplastic small round cell tumors are also rare tumors and,when present, are generally found in the abdomen. We report a case of an adolescent male who presented with chest pain,abdominal pain, and difficulty in breathing, who was found to have a primary cardiac sarcoma with several characteristic features of a desmoplastic small round cell tumor.

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An unusual case of total anomalous pulmonary venous connection surviving to adulthood without surgical correction is presented. Transthoracic echocardiography first led to this diagnosis and magnetic resonance imaging refined the anatomic diagnosis leading to successful surgical correction.

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