article_snippet: Based on blood samples sent by post, experts at Stanford University in California confirmed the diagnosis.
article_snippet: The risk is confined to people with a susceptible genetic make-up,
article_snippet: Dr Mignot Dr Mignot wrote in the journal Science Translational Medicine in 2013 — with around 20 per cent of the European population having this gene profile.
article_snippet: However, Dr Mignot’s had to retract this article because the data could not be reproduced.
article_snippet: Experts at Stanford University in California confirmed Mathilda's diagnosis .
article_snippet: A spokesman says: A spokesmanDecisions on claims take into account the individual circumstances of each case and the latest available medical evidence.
article_snippet: This was before the publication of the BMJ study.
article_snippet: us continue to support ongoing work from other experts and organisations investigating reported cases of this condition.