Status:
ENROLLING_BY_INVITATION
Accelerated DMN-Targeted cTBS to Modulate DMN Connectivity
Lead Sponsor:
Vanderbilt University Medical Center
Conditions:
Schizophrenia
Eligibility:
All Genders
18-65 years
Phase:
NA
Brief Summary
The central hypothesis is this: DMN connectivity can be modulated with inhibitory cTBS when delivered on an accelerated treatment schedule. This study seeks to provide evidence that accelerated, netwo...
Detailed Description
Schizophrenia and other psychotic disorders are disabling, lifelong illnesses that afflict over three million people in the US. Schizophrenia is characterized by positive symptoms (i.e., delusions, ha...
Eligibility Criteria
Inclusion
- Age between 18-65 years
- Diagnosis of either schizophrenia or schizoaffective disorder according to DSM-5 criteria and confirmed by SCID (First et al. 2015)
- Must be able to read, speak and understand English
- Must be judged by study staff to be capable of completing the study procedures
- Participants will be in stable outpatient psychiatric treatment and psychiatrically stable with no recent (within the past 30 days) psychiatric hospitalizations or changes in their psychiatric medication regimens.
Exclusion
- • DSM-5 intellectual disability
- Substance use disorder (other than nicotine) within the past three months
- Current, active suicidal ideation with intent or plan, as assessed by a score of 5 or higher on the Brief Psychiatric Rating Scale question #4 Suicidality.
- Positive urine drug screen for illicit substance use that can increase seizure risk (cocaine, benzodiazepines, amphetamine, methamphetamine)
- Any history of a progressive or genetic neurologic disorder (e.g. Parkinson's disease, multiple sclerosis, tuberous sclerosis, Alzheimer's Disease) or acquired neurological disease (e.g. stroke, traumatic brain injury, tumor), including intracranial lesions
- History of head trauma resulting in any loss of consciousness (\>15 minutes) or neurological sequelae
- Current history of poorly controlled headaches including chronic medication for migraine prevention
- History of fainting spells of unknown or undetermined etiology that might constitute seizures
- History of seizures, diagnosis of epilepsy, or immediate (1st degree relative) family history epilepsy with the exception of a single seizure of benign etiology (e.g. febrile seizures) in the judgment of a board-certified neurologist
- Chronic (particularly) uncontrolled medical conditions that may cause a medical emergency in case of a provoked seizure (cardiac malformation, cardiac dysrhythmia, asthma, etc.)
- Any metal in the brain or skull (excluding dental fillings) or elsewhere in the body unless cleared by the responsible covering MD (e.g. MRI compatible joint replacement)
- Any devices such as pacemaker, medication pump, nerve stimulator, TENS unit, ventriculo-peritoneal shunt unless cleared by the responsible covering MD
- All female participants of child-bearing age will be required to have a pregnancy test; any participant who is pregnant or planning to become pregnant will not be enrolled in the study
- Medications will be reviewed by the responsible covering physician and a decision about inclusion will be made based on the participant's past medical history, drug dose, history of recent medication changes or duration of treatment, and use of CNS active drugs. The published TMS guidelines review of medications to be considered with rTMS will be taken into consideration given their described effects on cortical excitability measures.
- Any changes in medications or hospitalizations within the past 30 days.
- Participants who, in the investigator's opinion, might not be suitable for the study or would be unable to tolerate the study visit
Key Trial Info
Start Date :
September 9 2024
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
June 30 2026
Estimated Enrollment :
40 Patients enrolled
Trial Details
Trial ID
NCT07155096
Start Date
September 9 2024
End Date
June 30 2026
Last Update
September 11 2025
Active Locations (1)
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1
Vanderbilt Psychiatric Hospital
Nashville, Tennessee, United States, 37212