A Sherpa climbing guide who was believed to have died high on Mount Everest was found crawling back to Base Camp after spending almost a week on the mountain with no food or bottled oxygen.

A Nepali climbing guide who went missing on Mount Everest for six days and was feared dead has been found alive after crawling back to Base Camp, officials told AFP on Thursday.

Hillary Dawa Sherpa was found alive by a Nepali team that helps set routes on the mountain.