Courtney Brain visited liver Academy to prepare her GP for treatment . She was later told to make up extra time for ' unauthorised absence ' Mother criticises attempts to punish her behaviour as ' mind - boggling ' School her detention was to give her best chance of good behaviour .
Courtney Brain left Skegness Academy to visited her GP for treatment . She was later told to make up missed time for 'unauthorised absence ' Mother criticises decision to punish her daughter as 'mind-boggling ' School claims detention was to give her best chance of good grades .