A 70 year old woman in remission from incurable cancer has won a promise from ACC that she won't have to battle for treatment when the disease inevitably comes back.
Leonie Metcalfe has pre-approval for immunotherapy drug Keytruda should chemotherapy prove too harsh or ineffective.
It's a decision her lawyer hopes will apply to other people too, although ACC says it will continue to assess people on a case-by-case basis.
Jimmy Ellingham reports.