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Related Concept Videos

Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

The appendix, a small, narrow, blind tube extending from the inferior part of the cecum, is widely regarded as a vestigial organ, having lost much of its original function through evolution. Despite its diminished role, the appendix can become inflamed, a condition known as appendicitis.
Etiology: Appendicitis can arise from various causes, primarily rooted in the obstruction of the appendix lumen. Factors contributing to this obstruction include fecal accumulation, lymphoid hyperplasia and, in...

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Updated: Jun 5, 2026

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

Idiopathic left atrial appendage rupture.

Tadahisa Sugiura1, Kiyotaka Imoto, Keiji Uchida

  • 1Cardiovascular Center, Yokohama City University Medical Center, Yokohama, Japan. ssugiura@hij.twmu.ac.jp

Journal of Cardiac Surgery
|January 5, 2011
PubMed
Summary

Idiopathic left atrial appendage rupture is rare. This case report details a unique instance of cardiac rupture not caused by common triggers like myocardial infarction or trauma.

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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Pathology

Background:

  • Cardiac rupture is a severe complication, typically resulting from myocardial infarction or blunt chest trauma.
  • The left atrial appendage is a potential site for rupture, though rare and often associated with specific conditions.

Observation:

  • This report details a unique case of spontaneous left atrial appendage rupture.
  • The rupture occurred without any preceding history of myocardial infarction or external chest trauma.

Findings:

  • Idiopathic left atrial appendage rupture represents a distinct clinical entity.
  • The absence of common etiological factors underscores the need for broader differential diagnoses in cardiac emergencies.

Implications:

  • This case expands the understanding of cardiac rupture etiologies.
  • Clinicians should consider rare causes of cardiac rupture, including idiopathic atrial appendage rupture, in diagnosing acute cardiac events.