7 studies were found.

1.		Recruiting	Combination Chemotherapy in Treating Patients With Neurofibromatosis and Progressive Plexiform Neurofibromas Conditions: childhood soft tissue sarcoma; childhood neurofibrosarcoma
2.		Recruiting	Fludeoxyglucose F 18 Positron Emission Tomography and Magnetic Resonance Perfusion Imaging in Patients With Neurofibromatosis 1 and Plexiform Neurofibroma Condition: neurofibromatosis 1 and 2 (NF1 and NF2)
3.		Recruiting	Immunologic Evaluation in Patients With DiGeorge Syndrome or Velocardiofacial Syndrome Conditions: DiGeorge Syndrome; Shprintzen syndrome; Chromosome Abnormalities; Abnormalities, Multiple; Conotruncal Cardiac Defects
4.		Recruiting	Low-Dose Radiation Therapy and Combination Chemotherapy Following Surgery in Treating Children With Newly Diagnosed Primitive Neuroectodermal Tumor or Medulloblastoma Condition: untreated childhood medulloblastoma
5.		Recruiting	Paclitaxel Plus Radiation Therapy in Treating Children With Newly Diagnosed Brain Stem Glioma Condition: untreated childhood brain stem glioma
6.		Recruiting	Safety of a New Type of Treatment Called Gene Transfer for the Treatment of Severe Hemophilia B Condition: Hemophilia B
7.		Recruiting	Sirolimus in Treating Young Patients With Relapsed or Refractory Acute Leukemia or Non-Hodgkin's Lymphoma Conditions: recurrent childhood lymphoblastic lymphoma; recurrent childhood small noncleaved cell lymphoma; recurrent childhood large cell lymphoma; ...