United Kingdom, May 23 -- Miley Cyrus was admitted to an intensive care unit (ICU) after contracting "brutal" infection which caused her leg to "disintegrate".

The 32-year-old pop star has revealed she suffered a terrifying health scare in November and was taken to hospital in secret to treat an infection which was impacting her kneecap - and Miley is convinced she picked up the nasty bug weeks earlier when she was filmed rolling around on the Hollywood Walk of Fame in Los Angeles for the video for her song 'Something Beautiful'.

During an appearance on 'Jimmy Kimmel Live!', Miley explained: "I filmed this video in October, and by November at Thanksgiving, I was put in the ICU for a moment - just for a moment ... My leg began to disinte...