-

Head injury (adult)

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

Unable to walk

Taking anticoagulants, etc.*

* - Anticoagulants, antiplatelet drugs, steroids, large dose of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), etc.

Aged 65 years or older

Aged 5 years or younger

None of the above are applicable.