Barnes, who has already been ruled out for around the next three weeks due to an orbital fracture, will see a specialist Monday, Michael Grange of Sportsnet.ca reports.
Tatum contributed 32 points (9-19 FG, 3-9 3Pt, 11-13 FT), 11 rebounds, three assists, one block and three steals over 36 minutes during Friday's 124-109 victory over the Hornets.