Advanced Imaging Tools in the Study of Mild Traumatic Brain Injury (mTBI)

Inclusion Criteria:

Study group:

• Between 18 and 55 years of age inclusive.
• Potential participant verbally verifies diagnosis of mTBI at pre-screen.
• Diagnosed with mild traumatic brain injury by a VAMC physician according to standard diagnostic criteria [12],[13], to be verified by chart review.
• Less than 24 months from trauma resulting in mTBI.
• Able to read and write in English.
• Willingness to refrain from nicotine, and beverages containing either alcohol or caffeine for at least four hours prior to the imaging session.
• Have signed the consent form for the study.

Control Group:

• Between 18 and 55 years of age inclusive.
• Potential participant verbally denies history of mTBI at pre-screen.
• Able to read and write in English.
• Willingness to refrain from nicotine, and beverages containing either alcohol or caffeine for at least four hours prior to the imaging session.
• Have signed the consent form for the study

Exclusion Criteria:

• Conditions that would preclude the completion of a MRI, PET, or CT exam such as claustrophobia, pacemaker, metal objects in body, and/or pregnancy.
• Serious, unstable medical or mental illness.
• Medical contraindication to any element of the study procedure.
• Have not read and signed an informed consent form, or do not understand its contents.