Cameron Johnson Undergoes Arthroscopic Hip Procedure Posted Apr 18, 2018 University of North Carolina guard Cameron Johnson underwent an arthroscopic hip procedure Monday in Minneapolis, Minn. Johnson is expected to make a full recovery for the 2018-19 season. Dr. Chris Larson performed the procedure. Johnson played in 26 games and made 20 starts in 2017-18 in his first season with the Tar Heels. (GoHeels.com)