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Head injury (adult)

"Hit head", "Injured head", "Bumped head", etc.

Has lost consciousness
Says unusual things and reactions are becoming worse Or consciousness has become hazy
A convulsion (seizure) occurred
The limbs lack strength and are numb
Does not remember hitting head
Vision is unclear/sees double
Headache has become severe
Feels dizzy, has vertigo
Bleeding from the head/ear/nose is continuing
The complexion is poor (pale)
None of the above are applicable.