We can now see more accurately than ever before how long it takes for a suspected cancer to be referred, investigated and for treatment to be started.
Bellach, gallwn weld yn fwy eglur nag erioed o’r blaen faint o amser y mae’n ei gymryd i achos lle y ceir amheuaeth o ganser gael ei gyfeirio at ddibenion ymchwilio, ac i’r driniaeth ddechrau.