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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.
World J Clin Pediatr. Jun 9, 2026; 15(2): 115168
Published online Jun 9, 2026. doi: 10.5409/wjcp.v15.i2.115168
Pediatric heart failure: A focus on low-income countries
Sulafa KM Ali
Sulafa KM Ali, Clinical Sciences, University of Sharjah, Sharjah PO Box 27272, Ash Shāriqah, United Arab Emirates
Author contributions: Ali SKM contributed to the conceptualization, writing, revising, and finalization of the manuscript.
Conflict-of-interest statement: The author reports no relevant conflicts of interest for this article.
Corresponding author: Sulafa KM Ali, FRCPCH, FACC, Professor, Clinical Sciences, University of Sharjah, University City Road, Sharjah PO Box 27272, Ash Shāriqah, United Arab Emirates. sulafa.ali@sharjah.ac.ae
Received: October 9, 2025
Revised: January 4, 2026
Accepted: February 4, 2026
Published online: June 9, 2026
Processing time: 215 Days and 23.7 Hours
Abstract

Heart failure (HF) in the pediatric population is unique because it involves heterogeneous groups of diseases, including congenital and acquired conditions. The etiology of HF varies with age and sociodemographic origin. In low-income countries, unoperated congenital heart diseases are common, leading to a high prevalence of infants with HF and older children with Eisenmenger syndrome. In addition, rheumatic heart diseases are prevalent, leading to advanced HF in children. Infectious diseases such as tuberculosis and schistosomiasis add to the burden of heart diseases through complications, including pericarditis and pulmonary hypertension. In tropical regions, cardiomyopathies (e.g., endomyocardial fibrosis) have unique causes that have been linked to tropical parasitic infections. The management of pediatric HF is constrained by challenges such as late diagnosis and poor access to medical and interventional therapies. Point-of-care ultrasound holds promise for improving early diagnosis, but appropriate training is required for its use. This study reviews the diagnosis and management of HF, with an emphasis on the limitations encountered in low-resource settings.

Keywords: Low-income countries; Heart failure; Pediatric; Congenital heart disease; Sociodemographic index; Cardiomyopathy

Core Tip: Heart failure in children has variable congenital and acquired etiologies depending on the age and sociodemographic origin. In limited resource settings, heart failure is mostly due to unrepaired congenital heart disease, rheumatic heart disease and unique cardiomyopathies. Management in such settings is complicated by late presentation and limited access to medical and interventional therapies.

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