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Shone's syndrome is a rare congenital heart defect described by Shone in 1963. In the complete form, four left-sided defects are present: [1]
A number of genetic conditions are associated with heart defects, including Down syndrome, Turner syndrome, and Marfan syndrome. [3] Congenital heart defects are divided into two main groups: cyanotic heart defects and non-cyanotic heart defects, depending on whether the child has the potential to turn bluish in color. [3]
Life expectancy is around 50 to 60 years in the developed world, with proper health care. [9] [10] Regular screening for health issues common in Down syndrome is recommended throughout the person's life. [9] Down syndrome is the most common chromosomal abnormality, [26] occurring in about 1 in 1,000 babies born worldwide, [1] and one in 700 in ...
Life expectancy for those with Down syndrome has increased markedly since 1960 when it was very low. Depending on the severity of accompanying health problems, an individual with Down syndrome can ...
In 1995, U.S. life expectancy was about six months less than those of high-income countries; by 2020 it was about three years, according to the World Bank. In 1995, the U.S. had a commanding lead ...
From 2019 to 2021, U.S. life expectancy dropped from 78.8 years to 7 6.4. Covid deaths fell significantly last year: Whereas Covid was the fourth leading cause of death in 2022, it was the 10th in ...
[8] [9] Life expectancy for people with L1 syndrome can vary dramatically depending on the severity of the condition, with some dying shortly after birth and others reaching adulthood. [2] Treatment for people with L1 syndrome is supportive and aims to improve quality of life and minimize functional impairment. [10] [3]
Pontocerebellar hypoplasia (PCH) is a heterogeneous group of rare neurodegenerative disorders caused by genetic mutations and characterised by progressive atrophy of various parts of the brain such as the cerebellum or brainstem (particularly the pons). [1]