Use of Eye Movement Tracking to Detect Oculomotor Abnormality in Traumatic Brain Injury Patients

Inclusion Criteria:

- Provide written informed consent.

- Be between the ages of 4 and 67 years old.

- Have a diagnosis of traumatic brain injury with a potential for concussion.

- Subjects must have baseline vision correctable to within 20/500 bilaterally.

- Subjects must have intact ocular motility.

- Subjects must have ability to provide a complete ophthalmologic, medical and
neurologic history as well as medications/drugs/alcohol consumed within the 24 hours
prior.

Exclusion Criteria:

- ER visit has been more than 2 weeks since the injury which may have caused the
concussion.

- Have received penetrating trauma or have a head CT demonstrating evidence of acute
brain injury (subdural, epidural or intraparenchymal hemorrhage, edema/mass effect per
attending radiologist read).

- Suffering burns, anoxic injury or multiple/extensive injuries resulting in any
medical, surgical or hemodynamic instability.

- Blind (no light perception), are missing eyes, do not open eyes.

- It is pertinent that subjects be able to detect light and have both eyes in order for
the eye tracking data to be effective and significant.

- Previous history of: ocular motility dysfunction or extensive prior eye surgery.

- Any physical or mental injury or baseline disability rendering task completion
difficult.

- Obvious intoxication or blood alcohol level greater than 0.2.