Question

What are the reasons behind birth of defective child?

Answer 1

Other causes. About 10% of birth defects are caused by environmental factors such as infection, radiation, anddrugs. These environmental factors can cause death, severebirth defects, or might have no effect at all on the developing baby depending on when during pregnancy the exposure occurs.

Answer 2

Birth defects may be caused by genetic problems, problems with chromosomes, or environmental factors.

Some of the Main reasons are,


1)Genetic problems. One or more genes might have a change or mutation that results in them not working properly, such as in Fragile X syndrome

2)Chromosomal problems.

3)Infections.

4)Exposure to medications, chemicals, or other agents during pregnancy.


Hope this helps you