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ClinicalTrials.gov public records Last synced May 21, 2026, 6:24 PM EDT

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Showing 1–24 of 54 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Langerhans Cell Histiocytosis (LCH) Clear all
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Recurrent Ependymoma, Recurrent Ewing Sarcoma, Recurrent Hepatoblastoma, Recurrent Histiocytic and Dendritic Cell Neoplasm, Recurrent Langerhans Cell Histiocytosis, Recurrent Lymphoma, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Recurrent WHO Grade 2 Glioma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Hepatoblastoma, Refractory Histiocytic and Dendritic Cell Neoplasm, Refractory Langerhans Cell Histiocytosis, Refractory Lymphoma, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Refractory WHO Grade 2 Glioma, Wilms Tumor
Interventions
Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Radionuclide Imaging, Selpercatinib, X-Ray Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
172
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 129 more
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Langerhans Cell Histiocytosis (LCH), Histiocytoses Erdheim-chester Disease, Histiocytic Sarcoma (HS)
Interventions
Lenalidomide
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Histiocytosis
Interventions
Trail Making Test, Parts A & B, Brief Test of Attention, Symbol Span, Controlled Oral Word Association Test, The Hopkins Verbal Learning Test-Revised, Brief Visuospatial Memory Test-Revised, Hospital Anxiety and Depression Scale, McGill Quality of Life Scale, MR Brain Imaging, Resting state functional MRI, Functional Assessment of Cancer Therapy Cognitive Scale (FACT-Cog)
Behavioral · Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
4
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cancer
Interventions
Sirolimus, Celecoxib, Etoposide, Cyclophosphamide
Drug
Lead sponsor
Emory University
Other
Eligibility
12 Months to 30 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
6
States / cities
Phoenix, Arizona • Wilmington, Delaware • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced May 21, 2026, 6:24 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Childhood Langerhans Cell Histiocytosis
Interventions
leucovorin calcium, methotrexate, prednisolone, vinblastine sulfate
Drug
Lead sponsor
Histiocyte Society
Other
Eligibility
Up to 17 Years
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2013
U.S. locations
4
States / cities
Minneapolis, Minnesota • Cincinnati, Ohio • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2014 · Synced May 21, 2026, 6:24 PM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Pulmonary Langerhans Cell Histiocytosis
Interventions
Not listed
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced May 21, 2026, 6:24 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Cancer
Interventions
Trametinib, Dabrafenib
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
1 Month to 17 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
10
States / cities
Phoenix, Arizona • San Francisco, California • Washington D.C., District of Columbia + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced May 21, 2026, 6:24 PM EDT
Terminated No phase listed Observational
View directory record Official record
Conditions
Adult Langerhans Cell Histiocytosis, Childhood Langerhans Cell Histiocytosis, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms
Interventions
Peripheral Blood Stem Cell Transplantation
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 5, 2014 · Synced May 21, 2026, 6:24 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
Methotrexate, 6-Thioguanine, Leucovorin Calcium
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 3, 2015 · Synced May 21, 2026, 6:24 PM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
Cytarabine, Vinblastine/prednisone
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 21 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2029
U.S. locations
11
States / cities
Palo Alto, California • San Diego, California • Minneapolis, Minnesota + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced May 21, 2026, 6:24 PM EDT
Terminated Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Hemophagocytic Lymphohistiocytosis, X-Linked Lymphoproliferative Disorders, Chediak-Higashi Syndrome, Griscelli Syndrome, Immunologic Diseases, Langerhans-Cell Histiocytosis, Hematologic Diseases
Interventions
Stem Cell Transplant, Myeloablative conditioning regimen
Procedure · Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
Up to 55 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced May 21, 2026, 6:24 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Childhood Ependymoma, Recurrent Ewing Sarcoma, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Kidney Wilms Tumor, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma
Interventions
Laboratory Biomarker Analysis, Palbociclib, Pharmacological Study
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
115
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 93 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
Prednisone, Vinblastine, mercaptopurine, INDOMETHACIN, Methotrexate, Cytosine Arabinoside, 2-chlorodeoxyadenosine, hematopoietic stem cell transplantation (RIC-HSCT), Intravenous immunoglobulin
Drug · Procedure · Biological
Lead sponsor
North American Consortium for Histiocytosis
Other
Eligibility
Up to 18 Years
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
42
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 36 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Ependymoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Kidney Wilms Tumor, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma
Interventions
Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Bone Scan, Computed Tomography, Larotrectinib Sulfate, Magnetic Resonance Imaging, Radionuclide Imaging, X-Ray Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
122
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced May 21, 2026, 6:24 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Adrenal Gland Pheochromocytoma, Carcinoma In Situ, Central Nervous System Neoplasm, Childhood Immature Teratoma, Childhood Kidney Neoplasm, Childhood Langerhans Cell Histiocytosis, Childhood Mature Teratoma, Congenital Mesoblastic Nephroma, Desmoid Fibromatosis, Ganglioneuroma, Lymphoproliferative Disorder, Malignant Neoplasm, Malignant Solid Neoplasm, Melanocytic Neoplasm, Myeloproliferative Neoplasm, Neoplasm of Uncertain Malignant Potential, Neuroendocrine Neoplasm, Stromal Neoplasm
Interventions
Cytology Specimen Collection Procedure, Medical Chart Review
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 25 Years
Enrollment
75,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2030
U.S. locations
245
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 176 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 21, 2026, 6:24 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Immunologic Deficiency Syndromes, Chediak-Higashi Syndrome, Common Variable Immunodeficiency, Graft Versus Host Disease, X-Linked Lymphoproliferative Syndrome, Familial Erythrophagocytic Lymphohistiocytosis, Hemophagocytic Lymphohistiocytosis, X-linked Agammaglobulinemia, Wiskott-Aldrich Syndrome, Chronic Granulomatous Disease, X-linked Hyper IgM Syndrome, Severe Combined Immunodeficiency, Leukocyte Adhesion Deficiency Syndrome, Virus-Associated Hemophagocytic Syndrome
Interventions
anti-thymocyte globulin, busulfan, cyclophosphamide, cyclosporine, etoposide, methotrexate, methylprednisolone, prednisone, Allogeneic Bone Marrow Transplantation
Drug · Procedure
Lead sponsor
Fairview University Medical Center
Other
Eligibility
Up to 35 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2002
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2009 · Synced May 21, 2026, 6:24 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Acute Biphenotypic Leukemia, Acute Leukemia, Acute Lymphoblastic Leukemia, Acute Lymphoblastic Leukemia in Remission, Acute Myeloid Leukemia, Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome, Chemotherapy-Related Leukemia, Chronic Lymphocytic Leukemia, Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Chronic Myelomonocytic Leukemia, Hodgkin Lymphoma, Langerhans Cell Histiocytosis, Minimal Residual Disease, Myelodysplastic Syndrome, Myelodysplastic Syndrome With Excess Blasts, Non-Hodgkin Lymphoma, Recurrent Hodgkin Lymphoma, Refractory Acute Lymphoblastic Leukemia, Refractory Myelodysplastic Syndrome, Small Lymphocytic Lymphoma, Therapy-Related Myelodysplastic Syndrome
Interventions
Anti-Thymocyte Globulin, Busulfan, Clofarabine, Cyclophosphamide, Filgrastim-sndz, Fludarabine, Melphalan, Mycophenolate Mofetil, Rituximab, Tacrolimus, Total-Body Irradiation, Umbilical Cord Blood Transplantation
Biological · Drug · Radiation + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
12 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Malignant Solid Neoplasm, Recurrent Adrenal Gland Pheochromocytoma, Recurrent Ectomesenchymoma, Recurrent Ependymoma, Recurrent Ewing Sarcoma, Recurrent Hepatoblastoma, Recurrent Kidney Wilms Tumor, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Medulloblastoma, Recurrent Melanoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Rhabdoid Tumor, Recurrent Rhabdoid Tumor of the Kidney, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Recurrent Thyroid Gland Carcinoma, Recurrent WHO Grade 2 Glioma, Refractory Adrenal Gland Pheochromocytoma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Medulloblastoma, Refractory Melanoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Rhabdoid Tumor, Refractory Rhabdoid Tumor of the Kidney, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Refractory Thyroid Gland Carcinoma, Refractory WHO Grade 2 Glioma
Interventions
Tipifarnib
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
171
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 129 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Malignant Solid Neoplasm, Recurrent Ependymoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Hepatoblastoma, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Primary Central Nervous System Neoplasm, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Wilms Tumor
Interventions
Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Bone Scan, Computed Tomography, Ensartinib, Laboratory Biomarker Analysis, Magnetic Resonance Imaging, Pharmacological Study, Positron Emission Tomography, Radionuclide Imaging, X-Ray Imaging
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
122
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Ann Arbor Stage III Non-Hodgkin Lymphoma, Ann Arbor Stage IV Non-Hodgkin Lymphoma, Histiocytic Sarcoma, Juvenile Xanthogranuloma, Langerhans Cell Histiocytosis, Malignant Glioma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Ependymoma, Recurrent Ewing Sarcoma, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Primary Central Nervous System Neoplasm, Recurrent Rhabdoid Tumor, Recurrent Soft Tissue Sarcoma, Refractory Ewing Sarcoma, Refractory Glioma, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Rhabdoid Tumor, Stage III Osteosarcoma AJCC v7, Stage III Soft Tissue Sarcoma AJCC v7, Stage IV Osteosarcoma AJCC v7, Stage IV Soft Tissue Sarcoma AJCC v7, Stage IVA Osteosarcoma AJCC v7, Stage IVB Osteosarcoma AJCC v7, Wilms Tumor
Interventions
Biopsy Procedure, Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Bone Scan, Computed Tomography, Ensartinib, Erdafitinib, Ivosidenib, Laboratory Biomarker Analysis, Larotrectinib Sulfate, Magnetic Resonance Imaging, Mutation Carrier Screening, Olaparib, Palbociclib, Pharmacological Study, Positron Emission Tomography, Radionuclide Imaging, Samotolisib, Selpercatinib, Selumetinib Sulfate, Tazemetostat, Tipifarnib, Ulixertinib, Vemurafenib, X-Ray Imaging
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
1,377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
168
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 126 more
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 21, 2026, 6:24 PM EDT
Suspended Not applicable Interventional
View directory record Official record
Conditions
Castleman's Disease (CD), Langerhans Cell Histiocytosis (LCH), Non-Langerhans-Cell Histiocytosis
Interventions
Genetic testing
Diagnostic Test
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 6:24 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Erdheim-Chester Disease, Langerhans Cell Histiocytosis, Histiocytic Disorders
Interventions
F-choline PET Scan, FDG-PET, biopsy
Radiation · Device · Procedure
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Ependymal Tumor, Recurrent Ewing Sarcoma, Recurrent Glioma, Recurrent Hepatoblastoma, Recurrent Histiocytic and Dendritic Cell Neoplasm, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Germ Cell Tumor, Recurrent Malignant Solid Neoplasm, Recurrent Medulloblastoma, Recurrent Neuroblastoma, Recurrent Non-Hodgkin Lymphoma, Recurrent Osteosarcoma, Recurrent Peripheral Primitive Neuroectodermal Tumor, Recurrent Primary Malignant Central Nervous System Neoplasm, Recurrent Rhabdoid Tumor, Recurrent Rhabdomyosarcoma, Recurrent Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma, Refractory Glioma, Refractory Hepatoblastoma, Refractory Histiocytic and Dendritic Cell Neoplasm, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Germ Cell Tumor, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Osteosarcoma, Refractory Peripheral Primitive Neuroectodermal Tumor, Refractory Primary Malignant Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Refractory Rhabdomyosarcoma, Refractory Soft Tissue Sarcoma, Wilms Tumor
Interventions
Pharmacokinetic Study, Ulixertinib
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
105
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 82 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced May 21, 2026, 6:24 PM EDT
Active, not recruiting Phase 2 Interventional Results available
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, Recurrent Childhood Ependymoma, Recurrent Childhood Malignant Germ Cell Tumor, Recurrent Childhood Medulloblastoma, Recurrent Childhood Non-Hodgkin Lymphoma, Recurrent Childhood Osteosarcoma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Childhood Soft Tissue Sarcoma, Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Recurrent Hepatoblastoma, Recurrent Langerhans Cell Histiocytosis, Recurrent Malignant Glioma, Recurrent Malignant Solid Neoplasm, Recurrent Neuroblastoma, Recurrent Primary Central Nervous System Neoplasm, Recurrent Rhabdoid Tumor, Refractory Childhood Malignant Germ Cell Tumor, Refractory Childhood Osteosarcoma, Refractory Childhood Rhabdomyosarcoma, Refractory Childhood Soft Tissue Sarcoma, Refractory Ependymoma, Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor, Refractory Hepatoblastoma, Refractory Langerhans Cell Histiocytosis, Refractory Malignant Glioma, Refractory Malignant Solid Neoplasm, Refractory Medulloblastoma, Refractory Neuroblastoma, Refractory Non-Hodgkin Lymphoma, Refractory Primary Central Nervous System Neoplasm, Refractory Rhabdoid Tumor, Wilms Tumor
Interventions
Biospecimen Collection, Bone Marrow Aspiration and Biopsy, Bone Scan, Computed Tomography, Erdafitinib, Laboratory Biomarker Analysis, Magnetic Resonance Imaging, Pharmacological Study, Positron Emission Tomography, Radionuclide Imaging, X-Ray Imaging
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Months to 21 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
114
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 91 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced May 21, 2026, 6:24 PM EDT