Between 1981 and 1986, 126 patients with advanced stage, large cell lymphoma were treated with MACOP-B chemotherapy. Their six-year failure-free and overall survival is 52% and 62% respectively. Eighty-eight patients aged 60 or less had an excellent six year overall survival of 68%. The outcome for various subsets of patients is analysed according to the number of adverse prognostic factors including age, stage, lactic dehydrogenase level and number of extra nodal sites.