http://www.dailymail.co.uk/news/arti...ical-bill.html Dougie Keiller, from Clackmannanshire, Scotland, has chronic condition
Hospitalised during trip to Philippines and has been stranded for six weeks
Unable to pay £4,000 bill and says is a 'prisoner' being 'held to ransom'
Mr Keiller said he took out insurance through his bank RBS
RBS will not pay because illness is 'pre-existing condition', he alleges
Mr Keiller alleges health question was not asked when applying for cover