The Biology Behind this disease
If you didn't know already a trisomy is when there are three chromosomes on one gene hints the prefix tri- and as you probably know or are going to figure out, is that trisomy 18 is and autosomal mutation that makes three chromosomes appear on the 18th gene instead of two. The disease affects the patient in the way that it does because normally you are supposed to have two chromosomes on the 18th gene and this disease makes an extra that your body doesn't know what to do with.This disease has a life expectancy of one years old, but some have been known to live to their 20's and 30's but they need care their whole life. There is no one specific treatment, it all depends on the case, but there is a way to prevent the disease if you get a diagnosis and choose to abort you child. This is not your only option you can choose. You can decide to see how your child's life plays out, but the chances of making past there first birthday are very slim.