the ex-tottenham and england star , 53 , was rushed to hospital after waking up at 1 am to find that the leg had gone cold back in 2013 .
mabbutt 's diabetes had led to a clogged artery in the limb and doctors warned him it was ` touch and go ' on whether the leg would have to be amputated .
mabbutt , who was diagnosed with type 1 diabetes at king 's college hospital in south east london , undergoing an emergency five-hour operation .