offered medical treatment to peter baz of the russian activist with links to the protest group pussyriot in what was also a suspected poisoning case and back in 2010 it treated 2 russian dissidents a married couple living in berlin for suspected mercury poisoning so it does have a long history and experience in treating these kind of cases yes a world class hospital with specific experience in exactly this kind of case but can we say definitively that this was a poisoning of nirvana well that's certainly what his team is saying his spokeswoman has said that on thursday at the airport he was completely fine he drank a cup of tea that was all he can see at the airport and then suddenly on this flight he was taken extremely ill. his. team and say that support is a name russian is contradicted that they say they've ruled that it was a poisoning baron said blaming a potential metabolic disorder and say that potentially low blood sugar may have led to the falling unconscious develop these personal doctor says there's no reason to believe this that he was healthy prior to being taken ill so