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ClinicalTrials.gov public records Last synced Oct 17, 2026, 10:05 PM EDT

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Showing 289–312 of 315 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Neuropsychological Testing Clear all
Active, not recruiting No phase listed Observational

Understanding the Late Effects of Surviving a Pediatric Brain Tumor

NCT03208387
View directory record Official record
Conditions
Brain Tumor, Pediatric Brain Tumor, Pediatric Cancer
Interventions
Diffusion tensor imaging (DTI), Resting state functional connectivity MRI (rs-fcMRI), Wechsler Intelligence Scale for Children - 5th edition (WISC-V), California Verbal Learning Test (CVLT-C), Beery Test of Visual Motor Integration 6th edition, Grooved Pegboard, PedsQL Multidimensional Fatigue Scale, MRI
Diagnostic Test · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
6 Years to 16 Years
Enrollment
42 participants
Timeline
2017 – 2027
U.S. locations
4
States / cities
New York, New York • Dallas, Texas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Not applicable Interventional Results available

Continuous Positive Airway Pressure (CPAP) After Adenotonsillectomy in Children

NCT01554527
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Sleep Apnea Syndromes, Child Behavior Disorders, Attention Deficit Disorder With Hyperactivity, Disorders of Excessive Somnolence
Interventions
CPAP treatment, No CPAP treatment
Procedure · Other
Lead sponsor
University of Michigan
Other
Eligibility
5 Years to 12 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Oct 17, 2026, 10:05 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

ImPACT Normative Extension

NCT03180905
View directory record Official record
Conditions
Brain Concussion
Interventions
ImPACT Online/Paper Pencil Tests, ImPACT Online
Device
Lead sponsor
ImPACT Applications, Inc.
Industry
Eligibility
60 Years to 80 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
3
States / cities
Sarasota, Florida • Albany, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 29, 2023 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

MRI Spectroscopy and Neuropsychological Functioning in Phenylketonuria

NCT03097250
View directory record Official record
Conditions
Phenylketonuria
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
12 Years to 25 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 19, 2018 · Synced Oct 17, 2026, 10:05 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Efficacy of Vitamin D Supplementation to Sustain Performance Outcomes

NCT07654777
View directory record Official record
Conditions
Acute Stress Reaction
Interventions
Vitamin D3 (Cholecalciferol), Oral Placebo Tablet
Dietary Supplement
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 40 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Early Phase 1 Interventional Results available

Assessment of Dystussia in Traumatic Brain Injury

NCT02240329
View directory record Official record
Conditions
TBI, Brain Injury
Interventions
Neuropsychological Testing and Measures of TBI severity, Respiratory measures, Capsaicin cough sensitivity testing
Behavioral · Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 60 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 28, 2015 · Synced Oct 17, 2026, 10:05 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

EYE-TRAC Advance: Technology Verification (ETA-TV) Cohort 2

NCT02877732
View directory record Official record
Conditions
Eye-tracking
Interventions
EYE-SYNC eye-tracking, SCAT-3 subtests, DEM, Simple Reaction Time subtest of ANAM-SRT, Level of Alertnesss
Device · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 25 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
4
States / cities
Los Angeles, California • Santa Barbara, California • Corvallis, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated May 30, 2018 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examination of Glutamate and mGluR5 in Psychiatric Disorders

NCT02727972
View directory record Official record
Conditions
Major Depressive Disorder, Post-Traumatic Stress Disorder, Bipolar Disorder
Interventions
Cognitive Testing, MRI, PET
Behavioral · Other · Radiation
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

INSIGHT, A Comprehensive, Multidisciplinary Brain Training System

NCT02780739
View directory record Official record
Conditions
Cognitive Ability, General
Interventions
Cognitive Training - 48 sessions, Fitness, Active Control, active tDCS, sham tDCS, Cognitive Training - 20 sessions
Behavioral · Device
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 44 Years
Enrollment
521 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated May 23, 2016 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational

MRI Study of Radiation-Induced Damage to White Matter and Blood-Brain-Barrier

NCT01988675
View directory record Official record
Conditions
Brain Neoplasms
Interventions
Whole Brain Irradiation, Partial Brain Irradiation, Neuropsychological Testing, Quality of Life Questionnaire, Magnetic Resonance Imaging (MRI) Assessments
Radiation · Behavioral · Device
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 6, 2018 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Chemotherapy on the Brain in Women With Newly Diagnosed Early-Stage Breast Cancer

NCT00755313
View directory record Official record
Conditions
Breast Cancer, Chemotherapeutic Agent Toxicity, Cognitive/Functional Effects, Fatigue, Long-term Effects Secondary to Cancer Therapy in Adults, Neurotoxicity, Psychosocial Effects of Cancer and Its Treatment
Interventions
trastuzumab, aromatase inhibition therapy, carboplatin, cyclophosphamide, docetaxel, doxorubicin hydrochloride, metabolic assessment, questionnaire administration, study of socioeconomic and demographic variables, cognitive assessment, positron emission tomography, fludeoxyglucose F 18
Biological · Drug · Other + 2 more
Lead sponsor
University of California, San Francisco
Other
Eligibility
35 Years to 80 Years · Female only
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 24, 2017 · Synced Oct 17, 2026, 10:05 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Neurococognitive and Functioal Assessment of Patients With Brain Metastases

NCT01861405
View directory record Official record
Conditions
Cerebral Metastases Patients
Interventions
neuropsychological testing and quality of life assessments, Standard of Care WBRT or SRS, Functional magnetic resonance imaging
Behavioral · Radiation · Device
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 18, 2014 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Phase 3 Interventional

Study of Neurologic Progression With Motexafin Gadolinium and Radiation Therapy (SMART)

NCT00054795
View directory record Official record
Conditions
Brain Neoplasms, Carcinoma, Non-Small-Cell Lung, Metastases, Neoplasm
Interventions
Motexafin Gadolinium
Drug
Lead sponsor
Pharmacyclics LLC.
Industry
Eligibility
18 Years and older
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
44
States / cities
Phoenix, Arizona • Fort Smith, Arkansas • Little Rock, Arkansas + 41 more
Source: ClinicalTrials.gov public record
Updated May 8, 2007 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational

Quality of Life of Adult Cancer Survivors Who Have Undergone a Previous Bone Marrow or Peripheral Stem Cell Transplant for a Childhood Hematologic Cancer

NCT00126477
View directory record Official record
Conditions
Leukemia, Lymphoma, Myelodysplastic Syndromes, Quality of Life
Interventions
cognitive assessment, management of therapy complications, psychosocial assessment and care, quality-of-life assessment
Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 1, 2013 · Synced Oct 17, 2026, 10:05 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Role of Theta Frequency Oscillations in Proactive and Reactive Control Processes in Youth With Attention Deficit Hyperactivity Disorder (ADHD) and Obsessive Compulsive Disorder (OCD)

NCT07566468
View directory record Official record
Conditions
ADHD, Obsessive Compulsive Disorder (OCD), Healthy Volunteer
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
10 Years to 17 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Growth Hormone and Chromosome 18q- and Abnormal Growth

NCT00134420
View directory record Official record
Conditions
Loss of Chromosome 18q, Growth Hormone Deficiency
Interventions
Nutropin AQ, Arginine and Clonidine Stimulation Testing, Growth Factors Laboratory Testing, Neuropsychological Testing
Drug · Procedure
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
Up to 18 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational

Work Ability in Young Adult Cancer Survivors

NCT03148080
View directory record Official record
Conditions
Cancer Survivor
Interventions
Cognitive Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
25 Years to 34 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
326
States / cities
Fairbanks, Alaska • Fort Smith, Arkansas • Anaheim, California + 221 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2022 · Synced Oct 17, 2026, 10:05 PM EDT
Completed Phase 2 Interventional Results available

Crossover Trial of AD109 in Obstructive Sleep Apnea

NCT04580394
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
AD109, Atomoxetine, R-oxybutynin, Placebo, Digit System Substitution Test
Drug · Diagnostic Test
Lead sponsor
Apnimed
Industry
Eligibility
25 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Little Rock, Arkansas • Pomona, California • New Haven, Connecticut + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Oct 17, 2026, 10:05 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Changes in fMRI and Neurocognitive Function in Women With Pre-eclampsia

NCT03863639
View directory record Official record
Conditions
Pre-Eclampsia, Neurocognitive Dysfunction
Interventions
Neuroimaging Procedures, Neuropsychological Assessment Procedures
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced Oct 17, 2026, 10:05 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Childhood Trauma, Exercise, and Cognition

NCT05972265
View directory record Official record
Conditions
Adverse Childhood Experiences
Interventions
Moderate Intensity Exercise (one day), Placebo - Light Intensity Exercise (one day), Moderate Intensity Exercise (9 wks), Day 1 Assessments, Symptom Measures and Neuropsychological Tests, Day 36 Assessments, Day 57 Assessments, Day 78 Assessments
Behavioral · Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years to 60 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Recruiting Not applicable Interventional

Medical Cannabis and Behavior

NCT06808048
View directory record Official record
Conditions
Chronic Pain Patients, Medical Cannabis Users
Interventions
Cognitive testing, Task-based fMRI measure of face-name and verbal learning
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 75 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Cerebrovascular Reactivity Assessed With fNIRS as a Biomarker of TCVI After Acute Traumatic Brain Injury in Military

NCT04058132
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
Drug · Device · Other + 1 more
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 17, 2026, 10:05 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Effects of Chemotherapy on Cognitive Function in Breast Cancer Patients & Non-Cancer Control Subjects With Optional Sub-Study Research Brain MRI

NCT03137095
View directory record Official record
Conditions
Cancer Related Cognitive Difficulties, Breast Cancer Female
Interventions
Cognitive testing, Research Brain MRI
Other
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 17, 2026, 10:05 PM EDT
Completed No phase listed Observational Results available

Long-Term Effects of Hydroxyurea in Children With Sickle Cell Anemia (The BABY HUG Follow-up Study)

NCT00890396
View directory record Official record
Conditions
Anemia, Sickle Cell
Interventions
Hydroxyurea
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 7 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
14
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Miami, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2020 · Synced Oct 17, 2026, 10:05 PM EDT