But baby James Sibley is now thriving - making ... meant he would have been slowly starved of oxygen in the womb. Clasping her seven-week-old son's tiny hand Mrs Sibley said: 'We are just so ...

The baby has shown ... away due to SMA type 1. The tests revealed that the fetus also had mutations in the SMN1 genes in both chromosomes. The team intervened at 32-week gestation period by ...