The condition halts brain development, causes intellectual disability, poor motor function, poor speech, abnormal facial features, seizures, low life expectancy and dwarfism. It is most commonly seen in victims of the Zika virus.

The parents, of Lee, south east London, claim that doctors were negligent in failing to spot ‘abnormalities’ before their daughter’s birth.

The Sun reports that they claim they would have terminated the pregnancy had they known their baby would be born ‘very small’ and with the debilitating condition.