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Most congenital heart defects are not associated with other diseases. [3] A complication of CHD is heart failure. [2] Congenital heart defects are the most common birth defect. [3] [11] In 2015, they were present in 48.9 million people globally. [8] They affect between 4 and 75 per 1,000 live births, depending upon how they are diagnosed.
DiGeorge syndrome, also known as 22q11.2 deletion syndrome, is a syndrome caused by a microdeletion on the long arm of chromosome 22. [7] While the symptoms can vary, they often include congenital heart problems, specific facial features, frequent infections, developmental disability, intellectual disability and cleft palate. [7]
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On October 24, 2022, a mass shooting occurred at Central Visual and Performing Arts High School in the Southwest Garden neighborhood of St. Louis, Missouri, United States when a 19-year-old former student opened fire on students and staff, killing two and injuring seven before being fatally shot by police.
Hypoplastic left heart syndrome, or HLHS, is a congenital heart defect that affects the left side of the heart, specifically affecting the left ventricle and ascending aorta. Also, the aortic valve and mitral valve might be either too small to allow enough blood to flow through, or they might be absent altogether, called atresia.
William Imon Norwood Jr., also Bill Norwood (April 21, 1941 – December 13, 2020), was an American pediatric cardiac surgeon and physician. He was known for the Norwood procedure, a pioneering cardiac operation named after him for children born with Hypoplastic left heart syndrome.
The most common heart malformations from genetic or epigenetic problems are: stenosis of the aorta and pulmonary trunk, which is a narrowing of the vessels, atrial and/or ventricular septal defect, tricuspid atresia, and hypoplastic left and right heart syndrome. When an individual has hypoplastic right or left heart syndrome, it means that ...
Pulmonary atresia is a congenital malformation of the pulmonary valve in which the valve orifice fails to develop. The valve is completely closed thereby obstructing the outflow of blood from the heart to the lungs. [2] The pulmonary valve is located on the right side of the heart between the right ventricle and pulmonary artery. In a normal ...