Related Experiment Video
Updated: Jun 4, 2026
08:42
Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
Published on: February 11, 2022
A congenital isolated left ventricular apical diverticulum simulating a tako-tsubo
Mei Wang1, Yong-Jun Li, Rong Yang
1Department of Cardiology, Second Hospital of Hebei Medical University, Shijiazhuang, Hebei 050000, China.
Chinese Medical Journal
|March 3, 2011
Summary
This study details a rare congenital heart defect, left ventricular diverticulum, presenting unusually. The condition mimicked tako-tsubo cardiomyopathy during systole and had a distinct "dumbbell" shape.
Area of Science:
- Cardiology
- Congenital Heart Disease
- Medical Imaging
Background:
- Left ventricular diverticulum is a rare congenital anomaly with an incidence of 0.26%.
- Diverticula typically occur near the apex, often affecting inferior or anterior parietal walls.
Observation:
- A rare case of congenital isolated left ventricular apical diverticulum is presented.
- The diverticulum exhibited a tako-tsubo-like appearance during systole.
- The entire left ventricle displayed a "dumbbell-like" morphology.
Findings:
- Diagnosis was confirmed using angiography and magnetic resonance imaging.
- The apical location and unique systolic morphology are key diagnostic features.
Implications:
- Highlights the importance of advanced imaging in diagnosing rare cardiac anomalies.
- Contributes to understanding the diverse presentations of congenital left ventricular diverticulum.
- May inform differential diagnosis for patients presenting with apical abnormalities or systolic dysfunction.
Related Concept Videos
01:22Aortic Regurgitation II: Clinical Features and Diagnostic Tests
Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
01:20Mitral Regurgitation I: Introduction
Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
01:15Aortic 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...
01:22Mitral 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...
01:23Mitral Stenosis II: Clinical features and Diagnostic Tests
Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
01:27Mitral 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...