OUTLINE: This is an open-label, multicenter study. Patients receive oxaliplatin IV over 2 hours on day 1, then leucovorin calcium IV over 2 hours with fluorouracil IV bolus, followed by fluorouracil IV over 22 hours on days 1 and 2. Treatment continues every 2 weeks for a minimum of 3 courses in the absence of disease progression or unacceptable toxicity. Patients with stable or responding disease receive at least 3 additional courses of therapy. Patients are followed for a minimum of 2 years or until death.