Hannah Clark of England is thought to be the only person in the world in whom her failing heart sufficiently recovered so that the transplanted heart could be removed. Read the story here and here. Professor Magdi Yacoub of Imperial College London and Hannah’s doctor since the begining has co-authored a report about this miracle in the Lancet journal.
Hannah developed a type of cancer due to drugs given to prevent her body from rejecting the transplanted heart. As the doctors changed medication plans her body responded with her own heart healing and recovering.