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Showing 1–24 of 28 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Cerebral Spinal Fluid Sample Clear all
Active, not recruiting Phase 1 Interventional

Intravenous and Intrathecal Nivolumab in Treating Patients With Leptomeningeal Disease

NCT03025256
View directory record Official record
Conditions
Acral Lentiginous Melanoma, Central Nervous System Melanoma, Clinical Stage IV Cutaneous Melanoma AJCC v8, Leptomeningeal Neoplasm, Melanocytoma, Metastatic Lung Non-Small Cell Carcinoma, Metastatic Melanoma, Metastatic Mucosal Melanoma, Metastatic Uveal Melanoma, Stage IV Lung Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Lumbar Puncture, Magnetic Resonance Imaging, Nivolumab, Positron Emission Tomography
Procedure · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Active, not recruiting Not applicable Interventional

Monitoring for Cancer Spread to the Central Nervous System (CNS) in People With Breast Cancer

NCT05130840
View directory record Official record
Conditions
Breast Cancer
Interventions
MRI, Lumbar puncture
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cannabis, HIV and Mental Processing Systems

NCT05430490
View directory record Official record
Conditions
HIV Infections, Cannabis
Interventions
MRI, NeuroPsychological Testing, Blood Draw, Questionnaires, Lumbar Puncture
Procedure · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
St Louis, Missouri • Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional

Study of Novel Therapies for Young People With Recurrent/Progressive Atypical Teratoid Rhabdoid Tumor (ATRT)

NCT07447076
View directory record Official record
Conditions
Recurrent Atypical Teratoid/Rhabdoid Tumor, Atypical Teratoid/Rhabdoid Tumor (ATRT) of the CNS
Interventions
Lumber Puncture, Blood Specimen Collection, Magnetic resonance imaging (MRI), Gemcitabine, Paxalisib, Tumor Biopsy
Procedure · Drug
Lead sponsor
Sabine Mueller, MD, PhD
Other
Eligibility
1 Year to 39 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2036
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Identifying and Characterizing Preclinical MS

NCT05787795
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
biological samples
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2033
U.S. locations
1
States / cities
North Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Not applicable Interventional

Ommaya Reservoir Placement at the Time of Biopsy for Longitudinal Biomarker Collection in Patients With Brain Tumors

NCT06322602
View directory record Official record
Conditions
Brain Neoplasms
Interventions
Intracranial Catheter Placement, Lumbar Puncture, Biopsy, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Terminated No phase listed Observational

Delirium, Intraoperative Cerebral Perfusion and EEG Abnormalities After Total Hip Arthroplasty

NCT02818764
View directory record Official record
Conditions
Delirium, Hip Arthroplasty, Elderly
Interventions
Blood Draw, Cerebral Spinal Fluid collection, Electroencephalogram, Cerebral blood flow and oxygen extraction fraction
Procedure · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
65 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Sep 7, 2026, 4:29 PM EDT
Not yet recruiting Phase 1 Interventional

FPS-ZM1 With or Without Dexamethasone for Controlling Post Operative Cerebral Edema in Patients With Glioblastoma

NCT07791264
View directory record Official record
Conditions
Glioblastoma, Malignant Glioma, Recurrent Glioblastoma, Recurrent Malignant Glioma
Interventions
Biospecimen Collection, Computed Tomography, Dexamethasone, Invasive Procedure, Magnetic Resonance Imaging, RAGE Antagonist FPS-ZM1, Resection
Procedure · Drug
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Active, not recruiting No phase listed Observational

National Cancer Institute "Cancer Moonshot Biobank"

NCT04314401
View directory record Official record
Conditions
Acute Myeloid Leukemia, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Clinical Stage IV Esophageal Adenocarcinoma AJCC v8, Clinical Stage IV Gastric Cancer AJCC v8, Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8, Esophageal Carcinoma, Fallopian Tube Carcinoma, Gastric Carcinoma, Hormone Receptor-Positive Breast Carcinoma, Invasive Breast Carcinoma, Lung Non-Small Cell Carcinoma, Lung Small Cell Carcinoma, Malignant Solid Neoplasm, Melanoma, Metastatic Prostate Carcinoma, Multiple Myeloma, Ovarian Carcinoma, Ovarian High Grade Serous Adenocarcinoma, Primary Peritoneal Carcinoma, Stage III Fallopian Tube Cancer AJCC v8, Stage III Lung Cancer AJCC v8, Stage III Ovarian Cancer AJCC v8, Stage IV Colorectal Cancer AJCC v8, Stage IV Fallopian Tube Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Stage IV Ovarian Cancer AJCC v8, Stage IVB Prostate Cancer AJCC v8, Triple-Negative Breast Carcinoma
Interventions
Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Medical Chart Review, Paracentesis, Positron Emission Tomography
Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
13 Years and older
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
147
States / cities
Daphne, Alabama • Fairhope, Alabama • Mobile, Alabama + 115 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Imaging Tau in Alzheimer's Disease and Normal Aging

NCT02884492
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
18F-THK-5351, Lumbar Puncture (optional)
Drug · Procedure
Lead sponsor
William Charles Kreisl
Other
Eligibility
50 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2018 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Not applicable Interventional

Portable MRI for Pediatric Hypoxic Ischemic Brain Injury

NCT07577336
View directory record Official record
Conditions
Acute Brain Injury, Hypoxia, Brain, Ischemia, Brain, Brain Injuries, Trauma, Brain, Stroke
Interventions
Portable MRI, Scavenged Sample Collection
Device · Other
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
Up to 17 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

ADNI: Alzheimer's Disease Neuroimaging Initiative

NCT00106899
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Magnetic Resonance Imaging (MRI), Positron Emission Tomography (PET), Lumbar Puncture (LP)
Procedure
Lead sponsor
Alzheimer's Disease Cooperative Study (ADCS)
Other
Eligibility
55 Years to 90 Years
Enrollment
818 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
54
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 43 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2014 · Synced Sep 7, 2026, 4:29 PM EDT
Not yet recruiting Not applicable Interventional

Lumbar Punctures for the Detection of ctDNA in the Cerebrospinal Fluid of Patients With Stage III and IV Non-Small Cell Lung Cancer

NCT06816979
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma, Stage III Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8
Interventions
Biospecimen Collection, Lumbar Puncture, Magnetic Resonance Imaging
Procedure · Device
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting No phase listed Observational

Cerebrospinal Fluid Biomarkers for Brain Tumors

NCT04692324
View directory record Official record
Conditions
Central Nervous System Neoplasm
Interventions
Biospecimen Collection, Electronic Health Record Review
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional

Target Validation and Efficacy of Metformin in Patients With Posterior Fossa Group A (PFA) Ependymoma

NCT07226453
View directory record Official record
Conditions
Posterior Fossa Ependymal Tumor
Interventions
Metformin, Planned Surgical Resection, Magnetic Resonance Imaging (MRI), Specimen Collection, MR spectroscopy (MRS)
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
1 Year to 39 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
10
States / cities
Birmingham, Alabama • San Francisco, California • Washington D.C., District of Columbia + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional

Hippocampal Avoidance in Craniospinal Irradiation for the Treatment of Leptomeningeal Metastases From Breast Cancer or Non-small Cell Lung Cancer

NCT06518057
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Breast Carcinoma, Metastatic Lung Non-Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Leptomeninges, Stage IV Lung Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Electronic Health Record Review, Lumbar Puncture, Magnetic Resonance Imaging, Positron Emission Tomography, Proton Beam Craniospinal Irradiation, Survey Administration, Volume Modulated Arc Therapy, Hippocampal-Avoidance Craniospinal Irradiation
Procedure · Other · Radiation
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
San Francisco, California • New York, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting No phase listed Observational

Biomarkers in Different Types of Amyotrophic Lateral Sclerosis (ALS) Patients Being Treated With Edaravone

NCT04097158
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Sample Collection
Other
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 85 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Completed No phase listed Observational

Measurement of Frataxin mRNA in Biofluids

NCT06496451
View directory record Official record
Conditions
Friedreich Ataxia
Interventions
Spinal tap for CSF collection, Venipuncture for blood sample
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 1Phase 2 Interventional

A Phase 1/2 Study of Intravenous Gene Transfer With an AAV9 Vector Expressing Human Beta-galactosidase in Type I and Type II GM1 Gangliosidosis

NCT03952637
View directory record Official record
Conditions
Lysosomal Diseases, Gangliosidosis, GM1
Interventions
AAV9-GLB1, Abdominal ultrasound, Rituximab, Sirolimus, Methylprednisolone, Prednisone, Audiology assessment with ABR, Bone density scan (DEXA), Electrocardiogram (EKG), Echocardiogram, Electroencephalogram (EEG) awake and extended overnight, Laboratory tests, Lumbar puncture, Brain MRI/MRS/fMRI, Neurocognitive testing, Neurology exam, PICC or other Central line placement, Skeletal survey, Skin biopsy, Speech and modified barium swallow study, Ophthalmology exam
Biological · Procedure · Drug + 3 more
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
6 Months to 12 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional

Temozolomide, With or Without WSD0922-FU, for the Treatment of EGFR-Mutant, IDH-Wildtype Glioblastoma

NCT07708961
View directory record Official record
Conditions
Glioblastoma, IDH-Wildtype
Interventions
Archive Sample Retrieval, Biospecimen Collection, Chest Radiography, Echocardiography Test, EGFR/EGFRvIII Inhibitor WSD0922-FU, Magnetic Resonance Imaging, Temozolomide
Procedure · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2036
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Young Onset Parkinson's Disease Subtypes and Pathogenic Mechanisms

NCT07752355
View directory record Official record
Conditions
Young Onset Parkinson Disease, Parkinson Disease
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Longitudinal Imaging of Microglial Activation in Different Clinical Variants of Alzheimer's Disease

NCT04576793
View directory record Official record
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-MK6240, 18F-Florbetaben, Lumbar Puncture
Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 7, 2026, 4:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Arterial Spin Labeling (ASL) MRI for Cognitive Decline

NCT01727622
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
FDG-PET, ASL-MRI, Lumbar Puncture
Drug · Other · Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
55 Years to 89 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 27, 2020 · Synced Sep 7, 2026, 4:29 PM EDT
Not yet recruiting No phase listed Observational

Collection of CSF Samples From Participants With Metastatic Triple Negative Breast Cancer (TNBC) and HER2+ Breast Cancer With no Prior History Nor Active Radiographically Detectable Brain Metastases

NCT07619534
View directory record Official record
Conditions
Breast Cancer, Breast Carcinoma, Cancer of the Breast, Malignant Neoplasm of Breast
Interventions
Arm 1
Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 7, 2026, 4:29 PM EDT