Simple congenital heart lesions

Rachel M Wald1, Andrew J Powell

  • 1Department of Cardiology, Children's Hospital Boston, Boston, Massachuettes 02115, USA.

Insights

Cardiac MRI offers detailed cardiovascular insights. This review covers its use in diagnosing and managing common congenital heart defects like atrial and ventricular septal defects.

Area of Science:

  • Cardiovascular Imaging
  • Pediatric Cardiology
  • Medical Diagnostics

Background:

  • Cardiac magnetic resonance imaging (CMR) is a powerful non-invasive tool for cardiovascular assessment.
  • Congenital heart lesions require accurate diagnosis for effective management.
  • A review of current applications of CMR in simple congenital heart diseases is warranted.

Purpose of the Study:

  • To review the application of Cardiac MRI in diagnosing and managing simple congenital heart lesions.
  • To describe the anatomy, clinical features, and management strategies for these conditions.
  • To outline specific CMR techniques utilized in evaluating these pediatric cardiac conditions.

Main Methods:

  • Literature review of relevant studies on Cardiac MRI for congenital heart defects.
  • Synthesis of information on the anatomy, clinical presentation, and treatment of selected lesions.
  • Description of CMR protocols and sequences applicable to these conditions.

Main Results:

  • CMR provides comprehensive anatomical and physiological data for evaluating interatrial communications, ventricular septal defects, patent ductus arteriosus, anomalous pulmonary venous connection, and coarctation of the aorta.
  • The review details the diagnostic capabilities of CMR for these common pediatric heart conditions.
  • Management considerations and clinical features associated with each lesion are discussed.

Conclusions:

  • Cardiac MRI is a valuable modality for the comprehensive evaluation of simple congenital heart lesions.
  • Understanding CMR techniques is crucial for accurate diagnosis and patient management.
  • This review consolidates current knowledge on CMR applications in pediatric cardiology for specific congenital defects.

Related Concept Videos

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...
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...
Development of the Heart01:27

Development of the Heart

The development of the human heart, a crucial organ, commences from the mesoderm on the 18th or 19th day after fertilization. This process initiates in the cardiogenic area, a group of mesodermal cells at the embryo's head end, which evolves into elongated strands known as cardiogenic cords. These cords undergo a transformation to form hollow-centered endocardial tubes.
As the embryo undergoes lateral folding, these paired tubes approach each other, merging into a single primitive heart tube by...
Chambers of the Heart01:16

Chambers of the Heart

The human heart is a complex organ made up of four chambers: the right and left atria and the right and left ventricles. These internal chambers are separated by partitions known as the interatrial and interventricular septa. The exterior of the heart features a groove known as the coronary sulcus that demarcates the atria from the ventricles, while the anterior and posterior interventricular sulci distinguish between the two ventricles.
Deoxygenated blood from the body is received in the right...
Heart Valves01:16

Heart Valves

The human heart is a complex organ with an intricate system of valves that regulate blood flow. There are two main types of valves: atrioventricular (AV) valves and semilunar valves.
The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
Heart Sounds01:15

Heart Sounds

Heart sounds are generated by the turbulence in blood flow due to the closing of heart valves. These sounds are best perceived slightly away from the valves, where the blood flow disseminates the sound.
Auscultation is the process of listening to these internal body sounds using a stethoscope. The heart produces four types of sounds, but only two—S1 and S2—can usually be heard with a stethoscope.
S1, also known as the "lub" sound, is caused by the closure of atrioventricular (A-V) valves at the...