Alwyn Davey (Essendon) kneeInjured knee at training on Thursday. Thought to be an ACL tear. If confirmed with scans today will need a reconstruction and miss the rest of the season.

Dustin Fletcher (Essendon) groinAppeared to strain adductor muscle during the Anzac Day clash. Was unable to return to the field and will probably miss 1-2 weeks.

Tom Harley (Geelong) buttockStrained gluteal muscle. Will probably miss this week.

Antoni Grover (Fremantle) thighSustained cork thigh and will need intensive treatment this week. Doubtful for Sunday.

Roger Hayden (Fremantle) hamstringHamstring injury will require further assessment today.

Steven Dodd (Fremantle) kneeMinor medial ligament strain. Will probably miss this week.

Bret Thornton (Carlton) kneeFirst-degree medial ligament tear. Will miss about four weeks.

Adam Hartlett (Carlton) hamstringCame off with right hamstring injury. If muscle tear confirmed, will miss three weeks.

Ben Rutten (Adelaide) buttockCame off with bruised buttock just before half-time. Doubtful this week.

Chad Cornes (Port Adelaide) fingerSustained displaced fracture of right-hand ring finger eight minutes into Saturday night's game. The finger was surgically pinned yesterday; Cornes will miss 3-4 weeks.

Adam Hunter (West Coast) kneeHyper-extended knee landing after marking contest. Does not appear to have done any serious damage. May be OK this week.

Dean Cox (West Coast) footFoot injury has troubled the ruckman for a few weeks now. Aggravated it again on Saturday night. In doubt for this week.

Shannon Hurn (West Coast) calfCorked calf may keep him out for one week.

Aaron Edwards (North Melbourne) legCarried off yesterday with suspected broken fibula in his left leg. Likely to miss six weeks.

POSSIBLE RETURNS THIS WEEK

Luke Blackwell (Carlton) thigh

Scott Burns (Collingwood) calf

Leroy Jetta (Essendon) hamstring

Sam Lonergan (Essendon) hamstring

Brad Ottens (Geelong) foot

Tim Boyle (Hawthorn) hip

Matthew Bate (Melbourne) hamstring

Michael Gardiner (St Kilda) calf

Adam Schneider (St Kilda) hamstring

Jared Crouch (Sydney) hamstring

Peter Brukner is associate professor in sports medicine at the University of Melbourne.

Club by club

ADELAIDE
Bryce Campbell (ankle) - test
Trent Hentschel (hamstring) - test
Luke Jericho (sternum) - test
Brad Moran (knee) - test
Ben Rutten (back/buttock) - test
Brad Symes (ankle) - test
Myke Cook (hamstring) - 1 week
Greg Gallman (knee) - 1-2 weeks
Nick Gill (hamstring) - 1-2 weeks
Brent Reilly (wrist) - 2 weeks
Rhett Biglands (knee) - season

BRISBANE
Nigel Lappin (Achilles) - test
James Polkinghorne (shoulder) - test
Josh Drummond (Quad) - 2 weeks
Colm Begley (quad) - 4 weeks
Matthew Moody (groin) - indefinite
Sam Sheldon (groin) - indefinite

CARLTON
Luke Blackwell (thigh) - test
Richard Hadley (groin) - test
Sam Jacobs (ankle) - test
Jason Saddington (hamstring) - test
Adam Hartlett (hamstring) - 2 weeks
Dennis Armfield (hamstring) - 3 weeks
Ryan Jackson (hand) - 3-4 weeks
Jordan Bannister (hamstring) - 4 weeks
Bret Thornton (knee) - 6 weeks
Ryan Houlihan (hip) - indefinite
Andrew Walker (shoulder) - indefinite

COLLINGWOOD
Scott Burns (calf) - test
Anthony Rocca (ankle) - test
Alan Toovey (shoulder) - 2-3 weeks
Simon Prestigiacomo (foot) - 4-6 weeks
Brad Dick (knee) - season
Sean Rusling (shoulder) - season

ESSENDON
Damien Peverill (jaw) - to be confirmed
Courtenay Dempsey (hamstring) - test
Leroy Jetta (hamstring) - test
Sam Lonergan (hamstring) - 1 week
Dustin Fletcher (adductor) - 2 weeks
Mark McVeigh (hamstring) - 2 weeks
Scott Lucas (knee) - 4-5 weeks
Heath Hocking (groin) - 6-8 weeks
Andrew Lee (shoulder) - indefinite
Alwyn Davey (knee) - season

FREMANTLE
Steven Dodd (knee) - test
Antoni Grover (quad) - test
Roger Hayden (hamstring) - test
Des Headland (knee) - test
Chris Mayne (calf) - test
Andrew Browne (hamstring) - 3 weeks
Luke Webster (knee) - - 6 weeks
Paul Hasleby (knee) - season

GEELONG
Tom Harley (glute) - test
Nathan Djerrkura (quad) - 2 weeks
Brad Ottens (foot) - 2 weeks
Matthew Egan (foot) - indefinite

HAWTHORN
Stuart Dew (hamstring) - available
Max Bailey (knee) - to be confirmed
Travis Tuck (jarred knee) - test
Tim Boyle (corked hip) - 1-2 weeks
Thomas Murphy (finger) - 1-2 weeks
Garry Moss (shoulder) - 2-3 weeks
Beau Muston (knee) - season

MELBOURNE
Paul Johnson (hand) - test
Ricky Petterd (groin) - 4 weeks
Jack Grimes (back) - indefinite
David Neitz (neck) - indefinite

NORTH MELBOURNE
Leigh Brown (hand) - test
Josh Gibson (knee) - test
Jesse Smith (general soreness) - test
Aaron Edwards (broken leg) - TBC
Robbie Tarrant (shoulder) - 11 weeks
Leigh Adams (knee) - season
Nathan Grima (knee) - season

PORT ADELAIDE
Matt Thomas (plantar fascia) - 3 weeks
Chad Cornes (finger) - 3-4 weeks
Matthew Westhoff (foot) - 4-5 weeks
Michael Wilson (achilles) - indefinite

RICHMOND
Mark Coughlan (hamstring) - available
Danny Meyer (hip) - available
Matthew White (leg) - to be assessed
Andrew Raines (knee) - 1 week

ST KILDA
Michael Gardiner (calf) - test
Adam Schneider (hamstring) - test
Steven King (hamstring) - 1-2 weeks
Luke Miles (fibula) - 1-3 weeks
Luke van Rheenen (foot) - 2-3 weeks
Glenn Chivers (foot) - 5-7 weeks
Sam Gilbert (shoulder) - 5-7 weeks
Jayden Attard (knee) - 7-9 weeks

SYDNEY
Luke Ablett (calf) - test
Heath Grundy (foot) - 1 week
Daniel Currie (ankle) - 1 week
Matthew Laidlaw (hamstring) - 2-3 weeks
Nick Malceski (knee) - 2-3 weeks
Brett Meredith (shoulder) - 4-5 weeks
Barry Hall (wrist) - 6 weeks
Kristin Thornton (knee) - season

WEST COAST
Mark LeCras (groin) - 1-2 weeks
Matt Priddis (knee) - 1-2 weeks
Shannon Hurn (fibula) - 4-6 weeks
Adam Hunter (knee) - 6 weeks
Mitchell Brown (knee) - season

WESTERN BULLDOGS
Scott West (knee) - to be assessed
Shaun Higgins (ankle) - 12-14 weeks

AAP