Fifty-eight-year-old Rachel has been rushed in after collapsing at a nearby A&E department, with a bleed on the brain. She needs urgent help as she has a ruptured brain aneurysm. Father of three Scott is losing feeling and function in his legs, and without surgery he could face paralysis. Surgeons must act fast to remove a tumour that is sitting on his spinal cord.

A woman arrives in a critical condition after a devatsating stroke. Meanwhile, surgeons must remove a tumour in 42-year-old Dayan's neck; without surgery he could face paralysis.

31-year-old Katelyn undergoes cutting edge laser surgery to tackle her epilepsy and 61-year-old Jackie is losing feeling and function in her arms and legs; without surgery she faces paralysis.