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Congenital Diseases : Congenital Disease

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Congenital disease Congenital disease (birth defect) are defects of any kind that are present at birth. However, not all are caused by a mutation in the DNA. Another way to say congenital disorder are birth defects. Congenital disease is where it “occurs at birth or even before birth…the incidence is 2~5% in newborn and the percentage of congenital disease related to genetic or chromosome defects was 60~70%.; the other 30% of etiology was unknown… congenital disease can be categorized into chromosome disorders, congenital anomalies, inherited metabolic disorders and rare diseases” (Hospita). Major congenital diseases are abnormalities that lead to developmental or physical disabilities or require medical or surgical treatment. There are more than 4,000 different known birth defects, ranging from minor to serious, and although many can be treated or cured, they 're the leading cause of death in the first year of life. Birth defects can be caused by genetic, environmental, or unknown factors. For most birth defects, the cause is believed to be an interaction of several genetic and environmental factors. Congenital diseases are common; “about 3 to 4 percent of babies are born with some type of birth defect” (Hospital). Most congenital diseases are caused by genetic or environmental factors or a combination of the two. In most cases the cause could be unknown. Genetic and heretic causes include; chromosomal defects which is caused by too few or too many chromosomes, or

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