Then a chest X-ray showed that her left lung had collapsed, and her chest was filled with fluid.

NEWYORKER: Letting Go

The parents of three-year-old Jack Casey from Bridgend said the lining of his lungs was accidentally punctured as he was having fluid drained from his chest when he was seven months old.

BBC: Rachael Puaca and Christopher Casey

Luke collapsed on 6 April with "minimal cardiac output" and a "large volume of fluid" was found on his right chest.

BBC: Luke Jenkins death partly due to 'low staffing' levels