A Nepali climbing guide who went missing on Mount Everest six days ago has been found crawling down to base camp in what has been described as a miraculous self-rescue after fears that he had died.

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.