Stephen Allen, from Cardiff and Vale of Glamorgan Community Health Council says the situation at the University Hospital of Wales is not the same as the scandal-hit Stafford Hospital, where hundreds of patients may have died unnecessarily between 2005 and 2008.
Despite the report from the Royal College of Surgeons saying the hospital is "dangerous", he told our reporter Sarah Hibbard that it is important to assure patients "it is safe to go there and receive your treatment."
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Wales have qualified for the Euro 2016 quarter finals after beating Northern Ireland 1-0 in Paris.
A rally has been held in Cardiff following the EU referendum to show support to migrant communities.
It's 0-0 at half time in Paris as Wales face Northern Ireland in the last 16 of Euro 2016.