Traumatic Brain Injury Symptoms
Author / Coordinator: Brain Injury Association of AmericaBrain Injury Association of America
March 2007
A person with a suspected brain injury should contact a physician immediately, go to the emergency room, or call 911 in the case of an emergency.
After an impact to the head, a person with a brain injury can experience a variety of symptoms but not necessarily all of the following symptoms. This information is not intended to be a substitute for medical advice or examination. A person with a suspected brain injury should contact a physician immediately, go to the emergency room, or call 911 in the case of an emergency. Symptoms of a traumatic brain injury include can include, but are not limited to:
Spinal fluid (thin water-looking liquid) coming out of the ears or nose
Loss of consciousness; however, loss of consciousness may not occur in some concussion cases
Dilated (the black center of the eye is large and does not get smaller in light) or unequal size of pupils
Vision changes (blurred vision or seeing double, not able to tolerate bright light, loss of eye movement, blindness)
Dizziness, balance problems
Respiratory failure (not breathing)
Coma (not alert and unable to respond to others) or semi comatose state
Paralysis, difficulty moving body parts, weakness, poor coordination
Slow pulse
Slow breathing rate, with an increase in blood pressure
Vomiting
Lethargy (sluggish, sleepy, gets tired easily)
Headache
Confusion
Ringing in the ears, or changes in ability to hear
Difficulty with thinking skills (difficulty �gthinking straight�h, memory problems, poor judgment, poor attention span, a slowed thought processing speed)
Inappropriate emotional responses (irritability, easily frustrated, inappropriate crying or laughing)
Difficulty speaking, slurred speech, difficulty swallowing
Body numbness or tingling
Loss of bowel control or bladder control
A person with a suspected brain injury should contact a physician immediately, go to the emergency room, or call 911 in the case of an emergency.
Symptoms of Acquired Brain Injury
Most symptoms of acquired brain injuries are very similar to that of traumatic brain injuries; however, there are some difficulties that are experienced more frequently or to a greater degree by persons with acquired brain injuries. This information is not intended to be a substitute for medical advice or examination. A person with a suspected brain injury should contact a physician immediately, go to the emergency room, or call 911 in the case of an emergency. Symptoms can include:
Cognitive impairment- Thinking skills, especially memory
Longer lengths of time spent in a vegetative state
Severe behavior problems- Psychosis, depression, restlessness, combativeness, hostility
Muscle movement disorders