Yes it is mum and dad both need to have the same mutation gene. In some cases the mum and dad both could be related (cousins 2nd/3rd cousins etc) my mum and dad aren't related but a family near where we lived also had a child with DOORS the mum and dad where cousins
My Son failed his hearing test at birth and the more advanced analysis. I then notice he was missing his fingernail on his pinky and one of his thumbs looked a little odd. Then the end of May he started these screaming episodes where he would tense h...