RecruitingNot ApplicableNCT03819608

Neuromodulation and Neurorehabilitation for mTBI

Neuromodulation and Neurorehabilitation for Treatment of Functional Deficits After mTBI and PTSD


Sponsor

Northwestern University

Enrollment

200 participants

Start Date

Apr 1, 2021

Study Type

INTERVENTIONAL

Conditions

Summary

This study will determine (i) the magnitude of immediate and sustained effects of a current clinical standard interactive computer attention processing training (APT) when combined with intermittent theta burst stimulation (iTBS), a type of repetitive transcranial magnetic stimulation and (ii) determine how APT + iTBS changes the neurocognitive system of attention in individuals with persistent attention deficits related to mTBI +/- PTSD.


Eligibility

Min Age: 18 YearsMax Age: 80 Years

Inclusion Criteria4

  • At least 18 years of age and no older than 80 years of age
  • months post exposure to mTBI event
  • Have a history of mTBI with PTSD OR mTBI without PTSD as defined by formalized measures to classify mTBI based on the Symptom Attribution and Classification Algorithm (SACA) and the PTSD Module L of the SCID
  • Endorse at least moderate severity on at least one of the four cognitive complaints in the Neurobehavioral Symptom Inventory

Exclusion Criteria23

  • Participating in another research study
  • Non-fluent in English (speaking and reading)
  • History of epilepsy pre-injury
  • Receiving antiepileptic treatment for documented active seizures in the past 6 months
  • Taking medications that lower seizure threshold including antipsychotics, trazodone and tramadol
  • History of surgery on blood vessels in brain and/or valves of the heart
  • History of brain hemorrhage, neurovascular conditions and neurodegenerative disorders
  • History or current diagnosis of psychotic spectrum disorders (i.e. bipolar, schizophrenia)
  • Significant heart disease as determined by physician review of medical chart
  • Pregnant at time of enrollment or any time during study participation
  • MRI or TMS/iTBS contraindications such as claustrophobia, metal in eyes/face or brain
  • Cardiac pacemakers/defibrillators, cochlear implants, nerve stimulators, intracranial metal clips
  • Diagnosis of moderate or severe TBI (loss of consciousness \> 30 minutes, alteration of consciousness \> 24 hours, post traumatic amnesia or neuropsychological testing results
  • Prescribed dosage of mental health medications have been altered within the month preceding study screening. Any participant whose mental health medication(s) has/have changed, within 30 days of study screening. The following are considered a medication change: the addition of or discontinuation of medication, a change in the dose or dosage (daily amount) of medication.
  • Taking prescribed CNS stimulants and choosing to not stop these medications during study participation
  • Taking prescribed CNS stimulants and choosing to not stop these medications during study participation
  • Testing positive for opiates and do not have a prescription for opiates. If on prescription opiates and taking more than the equivalent of 200 mg of morphine per day.
  • Questionably valid test performance as indicated by a score of ≤ 85% on the Immediate Recognition, Delayed Recognition or Consistency Scales of the Medical Symptom Validity Test (MSVT) and clinical determination of questionable performance validity by a neuropsychologist on the research team
  • Actively suicidal as evidenced by plan to harm or recent attempt communicated on the Structured Clinical Interview for DSM-V (SCID-5).
  • Increased Intracranial Pressure (ICP) as evidenced through a funduscopic evaluation or on the baseline MRI scan.
  • Moderate or severe cannabis use disorder defined by ≥ 4 symptoms on the SCID-5
  • Severe alcohol use disorder defined by ≥ 6 symptoms on the SCID-5
  • Baseline systolic BP greater or equal to 170

Interventions

DEVICEreal iTBS

Intermittent Theta Burst Stimulation (iTBS) is a form of repetitive transcranial magnetic stimulation (rTMS), which uses short magnetic field pulses applied to the scalp to induce currents in the underlying brain. iTBS will be delivered with the Magventure MagProX100 with MagOption stimulator and Magpro Cool Coil B65 A/P. The Magpro Cool Coil B65 A/P can be switched to active or placebo (A/P).

BEHAVIORALreal APT

APT-III is an attention processing training program

BEHAVIORALplacebo APT

computerized cognitive training

DEVICEplacebo iTBS

delivered with the Magventure MagProX100 with MagOption stimulator and Magpro Cool Coil B65 A/P. The Magpro Cool Coil B65 A/P can be switched to active or placebo (A/P).


Locations(2)

Northwestern University

Chicago, Illinois, United States

Moody Neurorehabilitation Institute

Houston, Texas, United States

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NCT03819608


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