Microsoft Research says it is close to perfecting software that can measure tumours accurately in 3D from normal Computerised Tomography (CT) scans.

The job of determining the extent of tumours is currently done by hand with limited accuracy.

The "Inner Eye" project could make the process 40 times quicker and suggest treatments that could prove the most effective.

BBC Click's Dan Simmons visited the Microsoft Research centre in Cambridge, UK to see it in action.

More at BBC.com/Click and @BBCClick.