Mae Llywodraeth Cymru yn dilyn dull gweithredu cenedlaethol a chydweithredol o ran cynnig sganio FDG-PET, gyda'r nod o gynyddu diagnosis effeithiol ac amserol o ddementia.  Mae FDG-PET yn ddull delweddu defnyddiol iawn ar gyfer diagnosis o anhwylderau niwroddirywiol sylfaenol sy’n ansicr neu'n anodd o ran diagnosis.
Welsh Government is taking a national and collaborative approach to offering FDG-PET scanning with the aim of increasing the effective and timely diagnosis of dementia.  FDG-PET is a highly useful imaging modality for the diagnosis of uncertain or difficult to diagnose primary neurodegenerative disorders.