Welsh Government has contacted other health boards and has been advised that all waiting lists are being reported as per the Referral to Treatment Guidelines.
Mae Llywodraeth Cymru wedi cysylltu â byrddau iechyd eraill ac mae wedi cael gwybod bod adroddiadau’n cael eu darparu ar yr holl restrau aros yn unol â’r Canllawiau Atgyfeirio i dderbyn Triniaeth.