Cardiopulmonary Phenotypes and Protein Signatures in Children With Down Syndrome

Emily M. DeBoer, Kristine Wolter-Warmerdam, Robin R. Deterding, Juana Marmolejo, Tom Blumenthal, Joaquin M. Espinosa, Francis Hickey, Brandie D. Wagner
University of Colorado School of Medicine.
United States

Clinical Pediatrics
Clin Pediatr 2023;
DOI: 10.1177/00099228231179453

Abstract
Pulmonary disease, lower respiratory tract infection, and pneumonia are the largest causes of morbidity and mortality in individuals with Down syndrome (DS), but whether pulmonary diagnoses in children with DS are common and occur independently of cardiac disease and pulmonary hypertension (PH) is unknown. Cardiopulmonary phenotypes were examined in a cohort of 1248 children with DS. Aptamer-based proteomic analysis of blood was performed in a subset (n = 120) of these children. By the age of 10 years, half of the patients in this cohort (n = 634, 50.8%) had co-occurring pulmonary diagnoses. That proteins and related pathways were distinct between children with pulmonary diagnoses and those with cardiac disease and/or PH may indicate that pulmonary diagnoses appear to occur independently of cardiac disease and PH. Heparin sulfate-glycosaminoglycandegradation, nicotinate metabolism, and elastic fiber formation were ranked highest in the group with pulmonary diagnoses.

Category
Genetic Factors Associated with Pulmonary Vascular Disease
Acquired Patient Factors Associated with Pulmonary Vascular Disease

Age Focus: Pediatric Pulmonary Vascular Disease

Fresh or Filed Publication: Filed (PHiled). Greater than 1-2 years since publication

Article Access
Free PDF File or Full Text Article Available Through PubMed or DOI: No

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