It is estimated that by the end of December there will be over 4,800 patients waiting over 104 weeks for their first outpatient appointment and more than 19,500 waiting over 52 weeks.
Erbyn diwedd Rhagfyr, amcangyfrifir y bydd dros 4,800 o gleifion yn aros dros 104 wythnos am eu hapwyntiad claf allanol cyntaf a mwy na 19,500 yn aros dros 52 wythnos.