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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 Cardiol. Aug 26, 2026; 18(8): 123370
Published online Aug 26, 2026. doi: 10.4330/wjc.123370
Isolated double-chambered right ventricle in an adult: A case report
Yazeed Saleh Alahmed, Rada Fahad Almedaihesh, Hajar Abdulaziz Alshammari, Osama Alrusayni, Khaled A Alhawri
Yazeed Saleh Alahmed, Department of Pediatrics, College of Medicine, Qassim University, Qassim 52571, Saudi Arabia
Yazeed Saleh Alahmed, Hajar Abdulaziz Alshammari, Department of Cardiology, Medical City, Qassim University, Qassim 52571, Saudi Arabia
Rada Fahad Almedaihesh, College of Medicine, Qasim University, Qassim 52571, Saudi Arabia
Osama Alrusayni, Khaled A Alhawri, Department of Pediatric Cardiology, Prince Sultan Cardiac Centre-Qassim, Qassim Health Cluster, Ministry of Health, Qassim 52581, Saudi Arabia
Author contributions: Alahmed YS contributed to project administration; Alahmed YS, Almedaihesh RF, Alshammari HA, Alrusayni O, and Alhwri KA contributed to performance of the case review and to writing and editing of the manuscript.
AI contribution statement: We used Grammarly (1.172.1.0, webUI 2.16.6), an AI-assisted writing tool, solely to improve the grammar, spelling for clarity of the manuscript. The AI tool was not used to generate scientific content, interpret data, perform analyses, or influence the study’s conclusions. All scientific content was written, reviewed, and approved by the authors, who take full responsibility for the accuracy and integrity of the manuscript.
Informed consent statement: Informed written consent was obtained from the patient for publication of this report and any accompanying images.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
CARE Checklist (2016) statement: The authors have read the CARE Checklist (2016), and the manuscript was prepared and revised according to the CARE Checklist (2016).
Corresponding author: Yazeed Saleh Alahmed, Assistant Professor, Department of Pediatrics, College of Medicine, Qassim University, King Abdulaziz Road, Qassim 52571, Saudi Arabia. y.alahmed@qu.edu.sa
Received: May 18, 2026
Revised: June 25, 2026
Accepted: July 20, 2026
Published online: August 26, 2026
Processing time: 102 Days and 18.8 Hours
Abstract
BACKGROUND

Double-chambered right ventricle (DCRV) is a rare congenital heart defect defined by an abnormal muscular band creating high-pressure proximal and low-pressure distal chambers. This case report adds to the medical literature by highlighting the importance of early recognition and diagnosis of DCRV to prevent right ventricular failure.

CASE SUMMARY

A 26-year-old female was diagnosed with DCRV after presenting with exertional dyspnea and easy fatigue. Following close clinical monitoring, surgical resection of the right ventricular muscle bundle resulted in significant symptomatic improvement.

CONCLUSION

Timely identification of DCRV is critical to prevent complications and progressive right ventricular failure.

Keywords: Double-chambered right ventricle; Muscle bundle; Congenital heart disease; Right ventricular outflow tract obstruction; Case report

Core Tip: Early detection of double-chambered right ventricle (DCRV) is essential for optimal patient outcomes. Close monitoring and tailored interventions are necessary to address the complexities associated with DCRV and prevent potential complications, particularly the development of right ventricular failure. A multidisciplinary approach involving cardiologists, cardiac surgeons, and other specialists is key to providing comprehensive care for patients with DCRV.

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