10 people are still in a critical condition in hospital after Monday nights Bomb attack in Manchester in which 22 people were killed. Doctors say many of the 5 adults and 5 children may need further surgery.
Many others have potentially life changing injuries
Professor Bob Pearson from Manchester Children's University Hospital said that the injuries sustained are complex and challenging - and of a type rarely seen in the NHS
He warned that some of the injured face a long road to recovery - involving reconstructive surgery and rehabilitation "for some time".
He said he had not seen injuries on this scale since the IRA bomb at the Arndale Centre in 1996.