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Ectasia of the right atrial appendage is a rare cardiac malformation characterized by the enlargement of the right auricle without any other associated cardiac lesions. It can be asymptomatic and diagnosed fortuitously, prenatally or during routine clinical examinations or it can present with heart murmur, palpitation, atrial arrhythmia, fatigue, dyspnea or respiratory distress.
Biomarker and diagnostic research for ectasia of the right atrial appendage has been reported in the published literature.
No clinical trials have been registered for ectasia of the right atrial appendage.
24 publications have been identified in PubMed for ectasia of the right atrial appendage. Research spans Case Report / Case Series (78%), Clinical Trial Publication (9%), and Other (4%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 18 | 78% |
Data assembled from 3 of 12 sources · Last updated Sep 18, 2026, 9:44 PM UTC
European rare disease database
Genetic and Rare Diseases Info Center
2 |
9% |
Other research | 1 | 4% |
Testing and diagnosis research | 1 | 4% |
Research summaries | 1 | 4% |
Al-Dairy A (2026). [PMID: 41815993](https://pubmed.ncbi.nlm.nih.gov/41815993/). *Int J Surg Case Rep*. [Case Report / Case Series]
Nemoto S (2026). [PMID: 42027513](https://pubmed.ncbi.nlm.nih.gov/42027513/). *Ann Thorac Surg Short Rep*. [Other]
Zhang XZ (2026). [PMID: 41949160](https://pubmed.ncbi.nlm.nih.gov/41949160/). *J Clin Ultrasound*. [Case Report / Case Series]
Winter RL (2026). [PMID: 41275774](https://pubmed.ncbi.nlm.nih.gov/41275774/). *J Vet Cardiol*. [Case Report / Case Series]
Liuba I (2026). [PMID: 41759873](https://pubmed.ncbi.nlm.nih.gov/41759873/). *Heart Rhythm*. [Diagnostic / Biomarker]
Buckway T (2025). [PMID: 41133073](https://pubmed.ncbi.nlm.nih.gov/41133073/). *Cureus*. [Case Report / Case Series]
Streian CG (2025). [PMID: 41227229](https://pubmed.ncbi.nlm.nih.gov/41227229/). *J Clin Med*. [Review / Meta-Analysis]
Chevalier C (2025). [PMID: 41306475](https://pubmed.ncbi.nlm.nih.gov/41306475/). *Eur Heart J Case Rep*. [Case Report / Case Series]
Gopalakrishnan RM (2025). [PMID: 41939809](https://pubmed.ncbi.nlm.nih.gov/41939809/). *Ann Pediatr Cardiol*. [Case Report / Case Series]
Chakraborty S (2025). [PMID: 40144595](https://pubmed.ncbi.nlm.nih.gov/40144595/). *Indian J Thorac Cardiovasc Surg*. [Case Report / Case Series]
AI-curated news mentioning ectasia of the right atrial appendage
Updated Aug 26, 2026
A new study discusses retrieval strategies for embolized left atrial appendage closure devices, providing insights into managing complications associated with these devices. This research could inform clinical practices and improve patient outcomes.
A recent publication discusses a rare case involving a young patient with a combination of right atrial lipoma, coronary stenosis, and a myocardial bridge. This case highlights the complexities of diagnosing and managing multiple rare cardiac conditions simultaneously.