Baby who has a genetic condition so rare only 25 people in the world suffer from it

'Writing her own medical history': The baby who has a genetic condition so rare only 25 people in the world suffer from it Ailsa Scobie, born in January, suffers from a genetic condition that causes learning difficulties and sometimes heart defectsThe chances of being born with the condition – called Chromosome22q13.1 Duplication Syndrome – are one in 280million | UPDATED: 16:28 GMT, 13 September 2012 A British baby is battling a genetic condition so rare it is thought only 25 people in the world suffer from it.