Cam Newton has tested positive for coronavirus and will miss the New England Patriots' Week 4 game against the Kansas City Chiefs, according to widespread reports.

New England have confirmed one of their players has tested positive for COVID-19 and is self-isolating, with ESPN and NFL Network among the outlets to confirm it is quarterback Newton who had the virus.

The 2-1 Patriots face the 3-0 defending Super Bowl champion Chiefs at Arrowhead Stadium on Sunday.

A New England statement read: "Late last night, we received notice that a Patriots player tested positive for COVID-19.

"The player immediately entered self-quarantine. Several additional players, coaches and staff who have been in close contact with the player received points of care tests this morning and all were negative for COVID-19.

"We are in close consultation with the NFL, as well as our team of independent doctors and specialists, and will follow their guidance regarding our scheduled trip to Kansas City and game against the Chiefs.

"The health and safety of our team, as well as our opponent, are of highest priority."