Mette-Marit is being prepared for a possible lung transplant after her chronic lung disease worsened this autumn, following earlier tests that showed a clear decline in lung function.She told NRK that she had hoped medication would control the disease but it has progressed faster than expected; Are Martin Holm of Rikshospitalet said at a press briefing that transplantation is the only treatment that could help if deterioration continues.Doctors say it is not yet time to place her on a transplant waiting list, hospital teams are continuing tests and preparing for surgery, and the royal family has asked for privacy while Haakon said the situation has been painful for the family.