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ClinicalTrials.gov public records Last synced Sep 30, 2026, 2:02 AM EDT

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Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Technetium99m - Sulfur Colloid (Tc99m-SC) Clear all
Recruiting Phase 2 Interventional

Personalized Neck Radiation Therapy Directed by Sentinel Lymph Node Biopsy for the Treatment of Oral Cavity Squamous Cell Carcinoma, PRECEDENT Trial

NCT07121595
View directory record Official record
Conditions
Oral Cavity Squamous Cell Carcinoma, Stage I Lip and Oral Cavity Cancer AJCC v8, Stage II Lip and Oral Cavity Cancer AJCC v8, Stage III Lip and Oral Cavity Cancer AJCC v8, Stage IVA Lip and Oral Cavity Cancer AJCC v8
Interventions
Biospecimen Collection, Carboplatin, Cisplatin, Computed Tomography, Modified Barium Swallow, Paclitaxel, Positron Emission Tomography, Questionnaire Administration, Radiation Therapy, Sentinel Lymph Node Biopsy, Single Photon Emission Computed Tomography, Technetium Tc 99m-labeled Tilmanocept, Technetium Tc-99m Sulfur Colloid
Procedure · Drug · Other + 1 more
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Sep 30, 2026, 2:02 AM EDT
Recruiting Not applicable Interventional

Sentinel Lymph Node Biopsy for Cutaneous Squamous Cell Carcinoma of the Head and Neck

NCT05108090
View directory record Official record
Conditions
Squamous Cell Carcinoma, Nonmelanoma Skin Cancer, Cutaneous Squamous Cell Carcinoma
Interventions
sentinel lymph node biopsy (SLNB)
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Esophageal Clearance Times of Oral Budesonide Preparations

NCT02125851
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Xanthan Gum, Honey
Other
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 29, 2014 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Results available

Thoracoscopic Sentinel Lymph Node Biopsy in Patients With Stage I or Stage II Breast Cancer

NCT00450723
View directory record Official record
Conditions
Breast Cancer
Interventions
Isosulfan blue, Axillary Lymph Node Dissection, Surgery, Sentinel Lymph Node Biopsy, Thoracoscopic Surgery, Technetium Tc 99m Sulfur Colloid
Drug · Procedure · Radiation
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 120 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 7, 2017 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional

Injection Methods in Finding the Sentinel Lymph Node During Lymphatic Mapping and Sentinel Lymph Node Biopsy in Patients With Invasive Breast Cancer

NCT00438477
View directory record Official record
Conditions
Breast Cancer
Interventions
Isosulfan Blue, Lymphangiography, Technetium Tc 99m sulfur colloid
Drug · Procedure · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2012 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Phase 2 Interventional Results available

Lymph Node Mapping in Finding Metastatic Disease in Patients With Sebaceous Gland Cancer of the Eyelid

NCT00832429
View directory record Official record
Conditions
Eyelid Sebaceous Gland Carcinoma
Interventions
Lymph Node Mapping, Sentinel Lymph Node Biopsy, Technetium Tc-99m Sulfur Colloid
Procedure · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional

Lymphoscintigraphy to Detect Early Metastases in Patients With Cancer of the Mouth or Throat

NCT00012168
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
isosulfan blue, polymerase chain reaction, immunohistochemistry staining method, lymphangiography, radionuclide imaging, sentinel lymph node biopsy, technetium Tc 99m sulfur colloid
Drug · Genetic · Other + 2 more
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 11, 2016 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Multilevel Models of Therapeutic Response in the Lungs

NCT02947126
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Hypertonic Saline, Isotonic Saline, Indium-DTPA, Technetium Sulfur Colloid
Drug
Lead sponsor
Tim Corcoran
Other
Eligibility
12 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 13, 2023 · Synced Sep 30, 2026, 2:02 AM EDT
Completed No phase listed Observational

Community Acquired Pneumonia in Older Adults

NCT04709978
View directory record Official record
Conditions
Pneumonia, Aspiration Pneumonia
Interventions
Videofluoroscopic Swallowing Study, Nuclear medicine pulmonary aspiration study, TOR-BSST and 3 oz Water Swallow, Sputum Culture, MeMed BV®, Lung Ultrasound, Respiratory Function Tests
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
60 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 15, 2023 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Phase 2 Interventional

Phase 2 Study to Evaluate the Preliminary Performance of the C13-URA Breath Test Kit in Dyspeptic Subjects

NCT01677338
View directory record Official record
Conditions
Dyspeptic Subjects
Interventions
13C-uracil, 99mTc sulfur colloid
Drug
Lead sponsor
Otsuka Pharmaceutical Co., Ltd.
Industry
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
2
States / cities
Orlando, Florida • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 8, 2019 · Synced Sep 30, 2026, 2:02 AM EDT
Terminated Not applicable Interventional Results available

Sulfur Colloid SPECT/CT in Measuring Liver Function in Patients With Primary or Metastatic Liver Cancer Undergoing Radiation Therapy or Surgery

NCT02881554
View directory record Official record
Conditions
Hepatocellular Carcinoma, Intrahepatic Cholangiocarcinoma, Stage IV Liver Cancer, Stage IVA Liver Cancer, Stage IVB Liver Cancer, Vascular Thrombosis
Interventions
Computed Tomography, Single Photon Emission Computed Tomography, Technetium Tc-99m Sulfur Colloid
Procedure · Drug
Lead sponsor
University of Washington
Other
Eligibility
19 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Functional Studies of Novel Genes Mutated in Primary Ciliary Dyskinesia II: Genotype to Phenotype

NCT04901715
View directory record Official record
Conditions
Primary Ciliary Dyskinesia
Interventions
Albuterol, Technetium99m - Sulfur Colloid (Tc99m-SC)
Drug · Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
12 Years to 90 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 5, 2025 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Early Phase 1 Interventional

Single-Photon Emission Computed Tomography, Computed Tomography Lymphoscintigraphy, and Intensity-Modulated Radiation Therapy in Treating Patients Who Have Undergone Surgery for Stage I or Stage II Breast Cancer

NCT00743314
View directory record Official record
Conditions
Breast Cancer, Lymphedema
Interventions
screening questionnaire administration, computed tomography, lymphoscintigraphy, single photon emission computed tomography, intensity-modulated radiation therapy, technetium Tc 99m sulfur colloid
Other · Procedure · Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 120 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 9, 2018 · Synced Sep 30, 2026, 2:02 AM EDT
Terminated Not applicable Interventional Results available

Lymph Node Mapping and Sentinel Lymph Node Identification in Patients With Stage IB1 Cervical Cancer

NCT00070317
View directory record Official record
Conditions
Cervical Adenocarcinoma, Cervical Adenosquamous Carcinoma, Cervical Squamous Cell Carcinoma, Stage I Cervical Cancer
Interventions
Isosulfan Blue, Lymph Node Mapping, Lymphangiography, Methylene Blue, Radionuclide Imaging, Sentinel Lymph Node Biopsy, Technetium Tc-99m Sulfur Colloid, Therapeutic Conventional Surgery
Drug · Procedure · Radiation
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
Female only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Results available

SentiMag® Intraoperative Comparison in Breast Cancer

NCT02336737
View directory record Official record
Conditions
Breast Cancer
Interventions
SiennaXP, Technetium Tc99m Sulfur Colloid, Isosulfan blue dye
Device · Drug
Lead sponsor
Endomagnetics Inc
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
6
States / cities
La Jolla, California • Sacramento, California • San Francisco, California + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Absorptive Clearance in the Cystic Fibrosis Airway

NCT00541190
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Technetium [Tc-99m] sulfur colloid and Indium [In-111] DTPA
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 24, 2017 · Synced Sep 30, 2026, 2:02 AM EDT
Terminated Phase 2 Interventional Results available

Sentinel and/or Axillary Lymph Node Biopsy With or Without Axillary Reverse Mapping in Reducing Incidence and Severity of Arm Lymphedema in Stage 0-2 Patients.

NCT01276054
View directory record Official record
Conditions
Lymphedema, Recurrent Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer
Interventions
technetium Tc 99m sulfur colloid, methylene blue, indocyanine green solution, sentinel lymph node biopsy, axillary lymph node biopsy, bioimpedance spectroscopy, quality-of-life assessment, lymphedema management
Radiation · Drug · Procedure + 1 more
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2014 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional

Sentinel Lymph Node Biopsy and Primary Tumor Gene Expression Profiling in Finding Axillary Lymph Node Metastases in Women Who Have Received Neoadjuvant Therapy for Stage II, Stage III, or Stage IV Breast Cancer

NCT00080860
View directory record Official record
Conditions
Breast Cancer
Interventions
microarray analysis, immunohistochemistry staining method, conventional surgery, lymphangiography, radionuclide imaging, sentinel lymph node biopsy, technetium Tc 99m sulfur colloid
Genetic · Other · Procedure + 1 more
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 8, 2012 · Synced Sep 30, 2026, 2:02 AM EDT
Not yet recruiting Phase 1 Interventional

Escalating Cycle 1 Dose of Lu-177-PSMA-617 for the Treatment of Metastatic Castration Resistant Prostate Cancer

NCT07682649
View directory record Official record
Conditions
Metastatic Castration-Resistant Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Gallium Ga 68 Gozetotide, Lutetium Lu 177 Vipivotide Tetraxetan, Positron Emission Tomography, Questionnaire Administration, Single Photon Emission Computed Tomography, Technetium Tc-99m Sulfur Colloid
Procedure · Other · Drug + 1 more
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Results available

Does Alkalinization Reduce Perceived Pain Levels During Sentinel Lymph Node Imaging?

NCT01660412
View directory record Official record
Conditions
Pain
Interventions
Standard of Care First, ph Altered first
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 122 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 20, 2017 · Synced Sep 30, 2026, 2:02 AM EDT
Not listed No phase listed Observational

Comparative Assessment of Radioisotope Glucose and Breath Test

NCT04499742
View directory record Official record
Conditions
Small Intestinal Bacterial Overgrowth
Interventions
Using Isotope (Tc99m-Sulfur Colloid) to label glucose and administer this directly into duodenum.
Radiation
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Phase 4 Interventional Results available

Sentinel Lymph Node Biopsy Findings in Patients With Breast Cancer

NCT02287675
View directory record Official record
Conditions
Breast Cancer
Interventions
Lymphoseek, Sulfur Colloid
Drug
Lead sponsor
Kettering Health Network
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Kettering, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Sep 30, 2026, 2:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Imaging Airway Liquid Absorption in Cystic Fibrosis

NCT01486199
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Absorptive clearance scan
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
6 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 30, 2026, 2:02 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Safety Evaluation of IV Tc 99m Tilmanocept and Comparison of Imaging With Sulfur Colloid in Subjects With and Without NASH

NCT03332940
View directory record Official record
Conditions
Nonalcoholic Steatohepatitis, NASH - Nonalcoholic Steatohepatitis
Interventions
Tc 99M Sulfur Colloid, Tc99m-tilmanocept
Drug
Lead sponsor
Navidea Biopharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Kettering, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 24, 2024 · Synced Sep 30, 2026, 2:02 AM EDT