ITV News Central understands five families have been told their dead children's organs have been found in a mortuary in Birmingham.
The organs were taken without permission.
It has emerged in one case the organs have been stored for 15 years.
Birmingham City Council say it is working closely with the families on this very sensitive issue.
More top news
21 people died after bombs exploded in two Birmingham pubs in November 1974. Can you help us tell their story?
Julie was 11 when she lost her big sister but has spent her life seeking justice for Maxine and the other 20 victims of the pub bombings.
Brian Davis believes his sister Jane would have gone on to great things if her life hadn’t been cut short in the Birmingham pub bombings.