PATIENT CHARACTERISTICS: Age: Physiologic age 65 and under Performance status: ECOG 0-2 Life expectancy: At least 2 months Hematopoietic: Not specified Hepatic: Not specified Renal: Creatinine less than 1.5 mg/dL OR Creatinine clearance greater than 50 mL/min if creatinine 1.5-2 mg/dL Cardiovascular: No active heart disease (congestive heart failure, history of myocardial infarction within the past 3 months, or significant arrhythmia) requiring medication Pulmonary: No nonneoplastic pulmonary disease (e.g., chronic obstructive pulmonary disease) that would preclude intensive chemotherapy DLCO at least 50% predicted* FEV1 and/or FVC at least 75% predicted* * Unless due to underlying lymphoma or Hodgkin's disease Other: No other concurrent medical condition that would preclude aggressive cytotoxic chemotherapy HIV negative No clinical evidence of AIDS