• Unequal pupils.
• Confusion.
• Headache.
• Vomiting.
• Loss of memory of consciousness.
• Staggering while walking.
• Convulsions or twitches.
• Fluid from the ear(s), nose, mouth, or
  injury site.

• Slurred speech.
• Sleepiness.
• Dizziness.
• Paralysis.

If a head injury is suspected, continue to
watch for sign which would require
performance of mouth-to-mouth
resuscitation, treatment for shock, or
control of bleeding.