Bydd y tîm yn cysylltu â’r holl gysylltiadau hyn a gofynnir iddynt hunanynysu am 14 diwrnod er mwyn atal lledaeniad y feirws ymhellach.
All these close contacts will be followed up and will be asked to self-isolate for 14 days as a precaution to prevent the virus spreading further.