Margrethe II ruled Denmark for fifty-two years. She abdicated on 14 January 2024, handed the crown to her son Frederik and withdrew into what the palace calls a "well-earned peace". That peace, judging by the last sixteen months, looks like a series of hospital rooms.

On Sunday, at 86, she was again admitted as an emergency to Rigshospitalet in Copenhagen. The official palace statement is written with the composure royal offices learned long ago to wrap around unsettling news: "Her Majesty Queen Margrethe was admitted to Rigshospitalet this week after feeling unwell." Then comes the part that actually says something - a new thrombus has been found in the hip area, plus mild dehydration.

The word "new" is the most important word in the whole statement. New means there was an old one. In May this year the queen went through angina pectoris and an angioplasty. In June she returned to public duties, but at a remove. In September 2024 she fell at Fredensborg Palace. In 2023 she had complex back surgery. That is not a run of accidents - that is a body that has been signalling for years, with the palace announcing each signal after the fact.

The palace, of course, adds that "Queen Margrethe is in good spirits and is recovering well given the circumstances". Given the circumstances. Three words that guarantee nothing and that anyone who has ever waited outside a hospital room recognises immediately.

The practical consequence is concrete: Margrethe will not travel to Oslo on 9 September for the funeral of Norway's King Harald V. That is not a protocol detail. The Scandinavian monarchies function as an extended family that turns up for each other at weddings, christenings and funerals - that is very nearly their entire political function today. The absence of the longest-serving of them, at the funeral of a man with whom she shared half a century of public life, is a picture in itself.

She will stay in hospital for the week, under observation and on treatment. The palace says there is no cause for concern. Palaces always say that, and they are usually right - until they are not.