The pandemic has caused a large increase in patient pathways waiting to start treatment, and in September lists continued to increase, to almost 755,000.
Mae’r pandemig wedi achosi cynnydd mawr mewn llwybrau cleifion sy’n aros i ddechrau triniaeth, ac ym mis Medi mae rhestrau wedi parhau i gynyddu i bron i 755,000.