The results of the tests came back on Thursday and Grant was told he can resume practice with the team today.
"We found out yesterday that he's cleared to play," head coach Matt Doherty said Friday morning. "I have not gotten the details - just that he's cleared to play. And that's all I needed to hear.
Carolina (2-0) returns to action on Sunday at 1 p.m. at Old Dominion.
"I don't know whether he'll play or not [on Sunday]," Doherty said, "that'll depend on his conditioning. We'll see how he does in practice."
The Tar Heels will play in the second game of the semifinals of the Owens Corning Preseason NIT on Wednesday, November 27, at Madison Square Garden in New York. The Tar Heels will play the winner of tonight¹s UNC Greensboro-Kansas quarterfinal. Florida and Stanford meet next Wednesday in the first semifinal at 6:45 p.m.