The Detroit Lions have three players out this week, two of whom are recovering from concussions. They have six players listed as probable on the injury report and four listed as questionable. Here's a full rundown:
Detroit Lions
WR Rashied Davis (Foot) - Questionable
TE Tony Scheffler (Concussion) - Out
OT Jason Fox (Foot) - Questionable
DE Cliff Avril (Elbow) - Probable
DE Lawrence Jackson (Hamstring) - Probable
LB Doug Hogue (Hamstring) - Probable
LB DeAndre Levy (Knee) - Probable
LB Stephen Tulloch (Ankle) - Probable
LB Justin Durant (Concussion) - Out
CB Aaron Berry (Groin) - Questionable
S Louis Delmas (Abdomen) - Probable
S Vincent Fuller (Elbow) - Out
S Amari Spievey (Hamstring) - Questionable
San Francisco 49ers
FB Moran Norris (Fibula) - Out
WR Braylon Edwards (Knee) - Out
WR Michael Crabtree (Feet) - Probable
WR Ted Ginn (Finger) - Probable
OG Mike Iupati (Knee) - Probable
OG Adam Snyder (Forearm) - Probable
DT Isaac Sopoaga (Infection) - Probable
LB NaVorro Bowman (Neck) - Probable
CB Tramaine Brock (Hand) - Out
CB Shawntae Spencer (Toe) - Probable
S Dashon Goldson (Knee) - Probable