Heart Defects Present in Turner Syndrome
Turner syndrome, a condition that affects only girls and women, results from a missing or incomplete sex chromosome. Turner syndrome can cause a variety of medical and developmental problems, including [...]
levo-Transposition of the Great Arteries
What is it? l-Transposition of the Great Arteries (also known as levo-Transposition of the Great Arteries) is the less common type of transposition. The right and left ventricles are reversed [...]
Heart Murmur – Harmless or Abnormal?
What is a Heart Murmur? A heart murmur is an unusual sound heard while a physician or other medical professional is listening to your heartbeat. Murmurs can be very faint [...]
Some SIDS Cases Could Be Related to Heart Rhythm Abnormality
More than one-third of all cases of sudden infant death syndrome may result from a heart rhythm abnormality, the biggest SIDS study ever conducted concludes.Many cases of SIDS are thought [...]
Researchers Identify New Gene Linked to CHD
Researchers from the UC San Diego, School of Medicine and colleagues have identified a new gene, ETS-1, that is linked to human congenital heart defects. The landmark study, recently published [...]
What is Fenestration Closure?
Part of the Fontan operation involves making a tunnel to bring oxygen-poor blood directly from the body into the lungs. The tunnel connects the inferior vena cava to the pulmonary [...]
Fetal Circulation
How does the fetal circulatory system work?During pregnancy, the fetal circulatory system works differently than after birth: The fetus is connected by the umbilical cord to the placenta, the organ [...]
Pulse Oximetry – A Swedish Prospective Screening Study
Objective - To evaluate the use of pulse oximetry to screen for early detection of life threatening congenital heart disease. Design - Prospective screening study with a new generation pulse [...]
22q11 Deletion Disorders: DiGeorge and Velocardiofacial Syndromes
A few months ago, I created this post about the characteristics of DiGeorge Syndrome and VCFS. Here are some commonly asked questions regarding 22q11 deletion: What are DiGeorge syndrome and [...]
Right Ventricular Hypertrophy
Hypertrophy is a heart ailment that could occur in either ventricle of the heart. Consequently, right ventricular hypertrophy is the enlargement of heart’s right ventricle. And more often than not, [...]