Concussion and shoulder separation (Hockey):
"Smyth suffered a concussion and a minor shoulder separation after Kings defenseman Jack Johnson checked him into the padded glass partition near the Colorado bench. The Avalanche said Smyth won't return to the ice until he shows no lingering signs of the concussion.
Concussion and spinal contusion (Hockey):
"Lupul returned to the lineup Feb. 9 after missing 14 games with a concussion and spinal contusion."
Concussion and broken nose (Hockey):
"Bergeron was leveled from behind by Flyers' defenseman Randy Jones and went head first into the boards. He suffered a serious concussion and broken nose and has been absent from the Bruins lineup since late October."
Concussion and brain tumor? (Rugby):
"Wallaby fullback Julian Huxley discovered he had a brain tumor after undergoing medical scans following a concussion in a weekend Super 14 match. Huxley was cleared in preliminary scans after he was carried from the field after having convulsions following a head knock in win over Queensland on Saturday night."It's not very often that neuroradiological studies are positive, so this would definitely be a case of a concussion being a good thing!