Mum was told her baby was lazy and not to worry but the damage of his hidden condition was already done walesonline.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from walesonline.co.uk Daily Mail and Mail on Sunday newspapers.
A rat-blighted homeowner said he felt "fobbed off" by the council when calling to complain.
Residents around Prince of Wales Road and Tombland have been.