A decrease in
level of consciousness following a head injury may
signal a life-threatening problem caused by bleeding, injury, or swelling
within or around the brain. A child's level of consciousness can deteriorate
suddenly or gradually. This change can be permanent or temporary.
If a parent or caregiver can't be sure that a child was conscious
following a head injury, a visit to a doctor is needed for further
How this information was developed to help you make better health decisions.