A Buckingham Palace spokesman said in a statement that Camilla has pulled out of the visit as she continues to experience "lingering side effects" from a "nasty viral chest infection"

Queen Camilla has had to tweak her programme due to the lingering side effects from an earlier chest infection. Get details

Queen Camilla is set to miss the ceremonial welcome during the Qatari state visit due to the lingering side effects of a chest infection. Her Majesty is still expected to attend other elements of the day,

According to the Palace, the day will conclude with a glittering State Banquet hosted by the King and Queen at Buckingham Palace. Camilla will join the King and their guests for photographs at the start of the banquet in the evening, and attend the banquet itself, but because she is still recovering, she will take a short break before dinner.

The Queen is to pull out of the ceremonial welcome during the Qatari state visit because of the lingering side effects of a chest infection, Buckingham Palace said. However, Her Majesty will attend other elements of the day,

It is understood the programme has been tweaked because the Queen has been left with significantly diminished reserves of energy.