At a press conference this morning, the West-based explorer brought journalists up to date...
"The vascular surgeon said that, in his opinion - he wasn't sure - two of the fingers definitely would not require surgery and two of the fingers might require surgery."
His team-mates will continue with the 2,000 mile trek, which they are expected to start later this month.
Hailed as the last great polar challenge, the journey to cross the continent has never been attempted during winter. Sir Ranulph would have been the oldest explorer to try.
You could not put a better team together. I'm very pleased with, and proud of, the team in charge of the crossing. Everything is going totally on schedule as of today."
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An extreme endurance athlete from Cheltenham has become the first person in history to complete the British ultra-triathlon