Young North Melbourne forward Kayne Turner will miss at least the next three weeks of football after suffering a PCL injury.

Turner sustained the injury during the week, and will be out for around 3-6 weeks, according to reporter Nick Bowen.

The 21-year-old has played every game for the Roos this season, and has booted 15 goals from his 12 matches.

His is also averaging 12.2 disposals and 4.1 tackles a game in his fourth year at the club.

Turner joins a number of young Roos on the injury list, including Jy Simpkin (1-2 weeks), Sam Durdin (test) Ben McKay (test), Corey Wagner (test) and Paul Ahern (season).