A Pilot Study Using Carboplatin, Vincristine And Temozolomide For Children ≤ 10 Years With Progressive/Symptomatic Low-Grade Gliomas

Fecha de inicio: 1 de julio de 2004

DISEASE CHARACTERISTICS: * Histologically confirmed progressive and/or symptomatic low-grade glioma, including any of the following: * WHO grade I or II astrocytoma * Grade I or II oligodendrogliomas * Mixed oligodendrogliomas * Gangliogliomas * Measurable disease * Progressive and/or symptomatic supratentorial or spinal cord tumors that cannot be removed for anatomical reasons are allowed * Optic pathway tumors allowed provided there is evidence of progressive disease by MRI and/or symptoms of deteriorating vision, progressive hypothalamic/pituitary dysfunction, or diencephalic syndrome * Dorsally exophytic brainstem gliomas that were previously resected more than 50% are allowed provided the residual tumor shows progression (with or without symptoms) * No diffuse brain stem tumors * No type 1 neurofibromatosis PATIENT CHARACTERISTICS: Age * 10 and under Performance status * ECOG 0-2 * Lansky 50-100% Life expectancy * Not specified Hematopoietic * Hemoglobin ≥ 8.0 gm/dL * Absolute neutrophil count ≥ 1,000/mm\^3 * Platelet count ≥ 100,000/mm\^3 Hepatic * Bilirubin ≤ 1.5 times upper limit of normal (ULN) * ALT \< 2.5 times ULN Renal * Creatinine clearance or radioisotope glomerular filtration rate ≥ 70 mL/min OR * Creatinine ≤ 0.8 mg/dL (age 5 and under) OR ≤ 1.0 mg/dL (age 6 to10) Other * Not pregnant or nursing * Negative pregnancy test * Fertile patients must use effective contraception during and for 2 months after study participation PRIOR CONCURRENT THERAPY: Biologic therapy * No concurrent immunomodulating agents Chemotherapy * No other concurrent anticancer chemotherapy Endocrine therapy * Prior corticosteroids allowed * No concurrent corticosteroids except for the treatment of increased intracranial pressure Radiotherapy * Not specified Surgery * See Disease Characteristics * Prior surgery allowed Other * No other prior therapy