Testing the Contribution of Orbitofrontal Cortex Networks to Decision-making
Northwestern University
120 participants
Jul 12, 2022
INTERVENTIONAL
Conditions
Summary
This research study examines the contribution of orbitofrontal cortex (OFC) networks to decision-making.
Eligibility
Inclusion Criteria3
- Age between 18 and 40 years old
- Right-handed
- Fluent English speakers
Exclusion Criteria22
- History of significant neurological conditions (e.g., epilepsy, dementia, multiple sclerosis, brain tumors, etc.)
- History of major psychiatric conditions (e.g., general anxiety disorder, depression, schizophrenia, obsessive-compulsive disorder, post-traumatic stress disorder, attention deficit hyperactivity disorder, substance use disorder, etc.)
- Significant medical illnesses (e.g., cancer, meningitis, chronic obstructive pulmonary disease, cardiovascular disease, etc.)
- Significant cerebrovascular risk factors (e.g., hypertension, diabetes, elevated cholesterol, etc.)
- Current use of psychoactive medications (e.g., barbiturates, benzodiazepines, chloral hydrate, haloperidol, lithium, carbamazepine, phenytoin, citalopram, escitalopram, fluoxetine, diazepam, etc.)
- Smell or taste dysfunction
- History of significant allergies requiring hospitalization for treatment
- History of severe asthma requiring hospitalization for treatment
- Habitual smoking
- History of eating disorders (e.g., anorexia nervosa, bulimia nervosa, binge-eating disorder, etc.)
- Dieting or fasting
- Magnetic implants (e.g., shunts or stents, aneurysm clips, surgical clips, cochlear implants, metal bone/joint pins, plates and screws, eyelid spring or wires, etc.)
- Electronic devices (e.g., implanted cardiac defibrillator, cardiac pacemaker, deep brain/spinal cord or nerve stimulator, internal electrodes/wires, medication infusion devices, etc.)
- History of metal working without proper eye protection, or injury with metal shrapnel or metal slivers
- Claustrophobia
- Pregnancy
- Predisposition to seizures (e.g., personal history of seizures, family history of seizures epilepsy, pregnancy, alcoholism, etc.)
- Use of medications that increase the likelihood of seizures (e.g., bupropion SR, citalopram, duloxetine, ketamine, gamma-hydroxybutyrate, etc.)
- History of surgical procedures performed on the brain or spinal cord
- History of severe head trauma followed by loss of consciousness
- History of fainting spells or syncope
- Hearing problems or tinnitus
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Interventions
Real TMS will be applied using the MagVenture MagPro X100 stimulator with the active side of the Cool-B65 A/P coil before the conditioning phase of the task.
Real TMS will be applied using the MagVenture MagPro X100 stimulator with the active side of the Cool-B65 A/P coil before the devaluation test phase of the task.
Sham TMS will be applied using the MagVenture MagPro X100 stimulator with the placebo side of the Cool-B65 A/P coil.
Locations(1)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT05111223