Low-Dose or High-Dose Lenalidomide in Treating Younger Patients With Recurrent, Refractory, or Progressive Pilocytic Astrocytoma or Optic Pathway Glioma
Conditions
- Neurofibromatosis Type 1
- Recurrent Childhood Pilocytic Astrocytoma
- Recurrent Childhood Visual Pathway Glioma
Interventions
- DRUG: Lenalidomide
- OTHER: Pharmacological Study
Sponsor
National Cancer Institute (NCI)