Ten-year-old Ashleigh is rushed to St George's by ambulance after twisting her leg while playing football. X-rays reveal that her femur is broken and she will need surgery. Meanwhile, three-year-old Lola visits A&E with her dad after having a seizure, and 91-year-old Betty arrives with severe chest pain. Doctors carry out a blood test in order to find out whether she is having a heart attack and will require life-saving surgery