Clinical Trials on Impulsivity in Children With Down Syndrome in South Africa

Sars-Cov2 Antibodies in Children and Adolescents Living With HIV

Spain, United Kingdom, South Africa, Belgium, Greece, Ukraine

Children With Confirmed HIV Infection | Receiving ART Regimen Containing 2 NRTIs + LPV/RTV at Standard Dose | Successfully Completed TB Treatment in the Past 2 to 6 Weeks of Enrollment

South Africa

Sleep Apnea Syndromes in Children

United Kingdom

Multisystem Inflammatory Syndrome in Children (MIS-C)

United States, Canada

Down Syndrome | Myeloid Leukemia Associated With Down Syndrome | B Acute Lymphoblastic Leukemia Associated With Down Syndrome

United States

Celiac Disease in Children

Netherlands

Myeloid Proliferations Associated With Down Syndrome

United States, Canada, Australia, Puerto Rico

Impulsive Aggression Comorbid With ADHD in Children

United States

Brain Diseases | Central Nervous System Diseases | Nervous System Diseases | Epilepsy | Epileptic Syndromes | Disease | Epilepsy; Seizure | Epilepsy in Children

United States, Australia, Belgium

Acute Myeloid Leukemia | Down Syndrome | Myelodysplastic Syndrome | Myeloproliferative Neoplasm | Myeloid Leukemia Associated With Down Syndrome

United States, Canada, Saudi Arabia, Puerto Rico, Australia, New Zealand

Brain Diseases | Central Nervous System Diseases | Nervous System Diseases | Epilepsy | Epileptic Syndromes | Disease | Epilepsy; Seizure | Epilepsy in Children

United States, Spain, Australia, Belgium, Italy

Neurotoxicity | Long-term Effects Secondary to Cancer Therapy in Children

United States, Canada

Tourette Syndrome in Children | Tourette Syndrome in Adolescence

United States, Poland, France, Canada, Germany

Acute Myeloid Leukemia | Juvenile Myelomonocytic Leukemia | Acute Lymphoblastic Leukemia | Myelodysplastic Syndrome | Myeloid Leukemia Associated With Down Syndrome | Mixed Phenotype Acute Leukemia | Acute Myeloid Leukemia Post Cytotoxic Therapy | Myelodysplastic Syndrome Post Cytotoxic Therapy

United States, Canada, Australia, Puerto Rico, New Zealand

Acute Respiratory Distress Syndrome in Children

United States, Netherlands, Israel, Thailand, New Zealand, United Kingdom, Australia, Brazil, Canada, China, India, Italy, Malaysia, United Arab Emirates, Spain

Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) | Coronavirus Disease 2019 (COVID-19) | Multisystem Inflammatory Syndrome in Children (MIS-C)

United States

Heart Failure | Pain | Pneumonia | Hypertension | Edema | Hemophilia | Insomnia | Pulmonary Arterial Hypertension | Coagulation Disorder | Asthma in Children | Down Syndrome | Attention Deficit Hyperactivity Disorder | Bronchopulmonary Dysplasia | Hypokalemia | Hyperphosphatemia | Primary Hyperaldosteronism | Adrenal Insufficiency and other conditions

United States, Canada

Focal Segmental Glomerulosclerosis | Minimal Change Disease | Membranous Nephropathy | Nephrotic Syndrome in Children | FSGS | MCD | Minimal Change Nephrotic Syndrome | MCD - Minimal Change Disease

United States

Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome | Recurrent Adult Acute Myeloid Leukemia | Adult Acute Myeloid Leukemia in Remission | Myelodysplastic Syndrome With Excess Blasts | Adult Acute Monocytic Leukemia | Adult Acute Myeloid Leukemia With Inv(16)(p13.1q22); CBFB-MYH11 and other conditions

United States, Israel, Peru

Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome | Chronic Myelomonocytic Leukemia | Previously Treated Myelodysplastic Syndrome | Recurrent Adult Acute Myeloid Leukemia | Secondary Acute Myeloid Leukemia | Untreated Adult Acute Myeloid Leukemia | Adult Acute Myeloid Leukemia... and other conditions

United States

Secondary Acute Myeloid Leukemia | Childhood Acute Erythroleukemia (M6) | Childhood Acute Megakaryocytic Leukemia (M7) | Childhood Acute Monoblastic Leukemia (M5a) | Childhood Acute Monocytic Leukemia (M5b) | Childhood Acute Myeloblastic Leukemia With Maturation (M2) | Childhood Acute Myeloblastic... and other conditions

United States, Canada, Australia, Puerto Rico

Untreated Childhood Acute Lymphoblastic Leukemia | Childhood T Acute Lymphoblastic Leukemia | Neurotoxicity Syndrome | Childhood B Acute Lymphoblastic Leukemia | Cognitive Side Effects of Cancer Therapy | Psychological Impact of Cancer | Long-Term Effects Secondary to Cancer Therapy in Children

United States, Canada, Australia, New Zealand

Acute Lymphoblastic Leukemia | Down Syndrome | Philadelphia Chromosome Positive | Childhood B Acute Lymphoblastic Leukemia With t(9;22)(q34.1;q11.2); BCR-ABL1 | Childhood B Acute Lymphoblastic Leukemia | Adult B Lymphoblastic Lymphoma | Ann Arbor Stage I B Lymphoblastic Lymphoma | Ann Arbor Stage... and other conditions

United States, Canada, Puerto Rico, Australia, New Zealand, Switzerland, Ireland

Lymphoproliferative Disorders | Leiomyosarcoma | Stem Cell Transplant Complications | Solid Organ Transplant Complications | Epstein-Barr Virus (EBV)-Associated Diseases | EBV+ Post-transplant Lymphoproliferative Disease (EBV+ PTLD) | Allogeneic Hematopoietic Cell Transplant | EBV+ Sarcomas | EBV+ Lymphoproliferative... and other conditions

United States, Austria, Belgium, France, Italy, Spain, United Kingdom