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ClinicalTrials.gov public records Last synced Oct 11, 2026, 7:31 AM EDT

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Showing 73–96 of 140 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Histiocytosis, Langerhans-Cell Clear all
Completed Phase 2 Interventional Results available

Treosulfan and Fludarabine Phosphate Before Donor Stem Cell Transplant in Treating Patients With Nonmalignant Inherited Disorders

NCT00919503
View directory record Official record
Conditions
Non-Neoplastic Hematologic and Lymphocytic Disorder
Interventions
Allogeneic Bone Marrow Transplantation, Anti-Thymocyte Globulin, Cyclosporine, Fludarabine Phosphate, Laboratory Biomarker Analysis, Methotrexate, Mycophenolate Mofetil, Peripheral Blood Stem Cell Transplantation, Tacrolimus, Total-Body Irradiation, Treosulfan, Umbilical Cord Blood Transplantation
Procedure · Biological · Drug + 2 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
Up to 49 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
6
States / cities
Aurora, Colorado • Portland, Oregon • Nashville, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2021 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 1 Interventional

Administration of Donor T Cells With the Caspase-9 Suicide Gene

NCT01494103
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Myelodysplastic Syndrome, Acute Myeloid Leukemia, Chronic Myelogenous Leukemia, Non Hodgkin Lymphoma, Hemophagocytic Lymphohistiocytosis, Familial Hemophagocytic Lymphohistiocytosis, Hemophagocytic Syndrome, Epstein Barr Virus Infection, X-linked Lymphoproliferative Disease
Interventions
iCaspase9-transduced T cells, AP1903
Biological · Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2029
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Recruiting No phase listed Observational

Histiocytic Disorder Follow-up Study

NCT05915208
View directory record Official record
Conditions
Histiocytosis, Langerhans Cell Histiocytosis, Erdheim-Chester Disease, Rosai Dorfman Disease, Xanthogranuloma, Malignant Histiocytoses
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
0 Years to 89 Years
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Molecular and Cellular Mechanisms of Lysosomal Storage Diseases

NCT02000310
View directory record Official record
Conditions
Lysosomal Storage Disorders
Interventions
Not listed
Lead sponsor
O & O Alpan LLC
Other
Eligibility
1 Day to 100 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 23, 2021 · Synced Oct 11, 2026, 7:31 AM EDT
Completed Phase 2 Interventional

A Study to Test the Ability of and Safety of GSK2110183 in Treating Langerhans Cell Histiocytosis

NCT01395004
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
GSK2110183
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
5
States / cities
Baltimore, Maryland • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2020 · Synced Oct 11, 2026, 7:31 AM EDT
Not listed Phase 2 Interventional

Umbilical Cord Blood and Placental Blood Transplantation in Treating Patients With Hematologic Cancer or Aplastic Anemia

NCT00008164
View directory record Official record
Conditions
Childhood Langerhans Cell Histiocytosis, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms
Interventions
umbilical cord blood transplantation
Procedure
Lead sponsor
Herbert Irving Comprehensive Cancer Center
Other
Eligibility
Up to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1997
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 18, 2013 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 4 Interventional

Pediatric Long-Term Follow-up and Rollover Study

NCT03975829
View directory record Official record
Conditions
Diffuse Astrocytoma, Anaplastic Astrocytoma, Astrocytoma, Oligodendroglioma, Childhood, Anaplastic Oligodendroglioma, Glioblastoma, Pilocytic Astrocytoma, Giant Cell Astrocytoma, Pleomorphic Xanthoastrocytoma, Anaplastic Pleomorphic Xanthoastrocytoma, Angiocentric Glioma, Chordoid Glioma of Third Ventricle, Gangliocytoma, Ganglioglioma, Anaplastic Ganglioglioma, Dysplastic Gangliocytoma of Cerebrellum, Desmoplastic Infantile Astrocytoma and Ganglioglioma, Papillary Glioneuronal Tumor, Rosette-forming Glioneuronal Tumor, Central Neurocytoma, Extraventricular Neurocytoma, Cerebellar Liponeurocytoma, Neurofibromatosis Type 1
Interventions
dabrafenib, trametinib
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
1 Year to 99 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
11
States / cities
Phoenix, Arizona • Washington D.C., District of Columbia • Miami, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Erdafitinib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With FGFR Mutations (A Pediatric MATCH Treatment Trial)

NCT03210714
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 Sep 22, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Recruiting Phase 2 Interventional

Targeted Approach to Langerhans Cell Histiocytosis (LCH) Using MEK Inhibitor, Trametinib

NCT06582745
View directory record Official record
Conditions
Langerhans Cell Histiocytosis
Interventions
Trametinib
Drug
Lead sponsor
Cook Children's Health Care System
Other
Eligibility
1 Year to 30 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2039
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Recruiting No phase listed Observational

A Real-world Long-term Safety and Immunogenicity Study of Olipudase Alfa Therapy in Pediatric Patients Less Than 2 Years of Age With Acid Sphingomyelinase Deficiency (ASMD)

NCT06192576
View directory record Official record
Conditions
Niemann-Pick Diseases, Acid Sphingomyelinase Deficiency
Interventions
Olipudase alfa
Drug
Lead sponsor
Sanofi
Industry
Eligibility
Up to 2 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
6
States / cities
Chicago, Illinois • Cincinnati, Ohio • Columbus, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Not applicable Interventional Results available

Haploidentical Hematopoietic Cell Transplantation Using TCR Alpha/Beta and CD19 Depletion

NCT05236764
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia in Remission, Acute Myeloid Leukemia in Remission, Myelodysplastic Syndromes, Chronic Myeloid Leukemia, Hemophagocytic Lymphohistiocytoses, Primary Immunodeficiency Diseases, Hemoglobinopathies, Severe Aplastic Anemia, Cytopenia, Bone Marrow Failure Syndrome, Severe Chronic Active Epstein-Barr Virus Infection
Interventions
CliniMACS
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 55 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Combined Intrathecal and Intravenous VTS-270 Therapy for Liver and Neurological Disease Associated With Niemann-Pick Disease, Type C1

NCT03887533
View directory record Official record
Conditions
Niemann-Pick Disease, Type C1
Interventions
VTS-270
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
3 Years to 60 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2022 · Synced Oct 11, 2026, 7:31 AM EDT
Terminated No phase listed Observational

Blood Stem Cell Transplant in Treating Patients With Hematologic Cancer

NCT00008216
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 6, 2014 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Ulixertinib in Treating Patients With Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With MAPK Pathway Mutations (A Pediatric MATCH Treatment Trial)

NCT03698994
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 Sep 21, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Ensartinib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With ALK or ROS1 Genomic Alterations (A Pediatric MATCH Treatment Trial)

NCT03213652
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 – 2027
U.S. locations
122
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Not listed Phase 1Phase 2 Interventional

CD34+ (Malignant) Stem Cell Selection for Patients Receiving Allogenic Stem Cell Transplant

NCT02061800
View directory record Official record
Conditions
Chronic Myeloid Leukemia (CML), Acute Myelogenous Leukemia (AML), Myelodysplastic Syndrome (MDS), Juvenile Myelomonocytic Leukemia (JMML), Acute Lymphoblastic Leukemia (ALL), Lymphoma (Hodgkin's and Non-Hodgkin's)
Interventions
CliniMACS CD34+ Reagent System, Thiotepa, Cyclophosphamide, Alemtuzumab, Tacrolimus, Melphalan, Busulfan, Fludarabine, Methylprednisolone
Device · Drug
Lead sponsor
Diane George
Other
Eligibility
Up to 22 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Oct 11, 2026, 7:31 AM EDT
Completed Phase 2 Interventional Results available

Umbilical Cord Blood Transplant With Added Sugar and Chemotherapy and Radiation Therapy in Treating Patients With Leukemia or Lymphoma

NCT03096782
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 11, 2023 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional

LCH-IV, International Collaborative Treatment Protocol for Children and Adolescents With Langerhans Cell Histiocytosis

NCT02205762
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 9, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of IV VTS-270 for Infantile Liver Disease Associated With Niemann-Pick Disease, Type C

NCT03471143
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
VTS-270
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Up to 6 Months
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Larotrectinib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With NTRK Fusions (A Pediatric MATCH Treatment Trial)

NCT03213704
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 Jun 17, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Suspended Not applicable Interventional

Molecular Basis of Langerhans and Non-Langerhans Cell Histiocytic Neoplasms and Castleman Disease

NCT05028621
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 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Recruiting No phase listed Observational

Establishment of Genomic and Phenotypic Database for Niemann-Pick Disease, Type C

NCT05588167
View directory record Official record
Conditions
Niemann-Pick Disease, Type C
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
3 Months and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Recruiting No phase listed Observational

Hemophagocytic Lymphohistiocytosis (HLH) Evaluation and Research of Clinical, ImmUnoLogic and TranscriptomE Study

NCT06339177
View directory record Official record
Conditions
Lymphohistiocytosis, Hemophagocytic, Secondary Hemophagocytic Lymphohistiocytosis, Macrophage Activation Syndrome, Hyperinflammatory Syndromes
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 120 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
2
States / cities
Bethesda, Maryland • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 11, 2026, 7:31 AM EDT
Completed No phase listed Observational

Uptake and Biodistribution of 18F-fluorocholine in Histiocytic Disorders by PET Imaging and Biopsy Measurement

NCT02608619
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 29, 2018 · Synced Oct 11, 2026, 7:31 AM EDT