The new Prime Minister Liz Truss was passed a note about the Queen's health in the Commons, leading to her looking deeply concerned.
Nadhim Zahawi, who also stood in the recent Tory leadership election, passed a note to the new PM in the House of Commons that laid bare the gravity of the current situation. MPs have rushed to share their well wishes for the monarch, 96, who is in Balmoral Castle.
A Buckingham Palace spokesperson said the Queen is "under medical supervision ".