article_snippet: And all this time, Karen MacLachlan had no idea Karen MacLachlan had a lethal, undiagnosed heart condition that could have killed Karen MacLachlan at any time.
article_snippet: The 25-year-old, from Glasgow, had no idea Karen MacLachlan had the deadly disease - which is usually diagnosed at birth - until Karen MacLachlan heart suddenly stopped beating.
article_snippet: : Self-confessed fitness fanatic Karen MacLachlan had no idea
article_snippet: Self-confessed fitness fanatic Karen MacLachlan had a lethal, undiagnosed heart condition that could have killed Self-confessed fitness fanatic Karen MacLachlan at any time . '
article_snippet: It wasn't until Self-confessed fitness fanatic Karen MacLachlan heard a deathly rattling sound coming from my chest that Self-confessed fitness fanatic Karen MacLachlan called an ambulance. '
article_snippet: Self-confessed fitness fanatic Karen MacLachlan thought I was dead because my skin had turned a deathly black colour as I lay lifeless on the floor.'
article_snippet: Karen MacLachlan was rushed to hospital and put into a medically induced coma.
article_snippet: Karen MacLachlan was diagnosed with Anomalous Left Coronary Artery from Anomalous Left Coronary Artery.
article_snippet: Karen MacLachlan said: 'At first, doctors believed my heart stopped as a result of Sudden Adult Death Syndrome
highlights_snippet: Karen MacLachlan had no idea Karen MacLachlan had lethal, undiagnosed heart condition .
  
highlights_snippet: Only realised something was wrong when Karen MacLachlan suddenly collapsed .
  
highlights_snippet: Tests revealed Karen MacLachlan had rare condition where heart was wired incorrectly .
  