PURPOSE The aim of this multicenter randomized study was to compare conventional therapy with conventional plus high-dose therapy (HDT) and autologous bone marrow transplantation (ABMT) as front-line treatment for poor-prognosis non-Hodgkin's lymphoma (NHL). PATIENTS AND METHODS Between October 1991 and June 1995, 124 patients, aged 15 to 60 years, with diffuse intermediate- to high-grade NHL (Working Formulation criteria), stages II bulky (> or = 10 cm), III, or IV were enrolled. Sixty-one patients were randomized to receive etoposide, doxorubicin, cyclophosphamide, vincristine, prednisone, and bleomycin (VACOP-B) for 12 weeks and cisplatin, cytarabine, and dexamethasone (DHAP) as a salvage regimen (arm A), and 63 to receive VACOP-B for 12 weeks plus HDT and ABMT (Arm B). RESULTS There was no significant difference in terms of complete remissions (CRS) in the two groups: 75% in arm A, and 73% in arm B. The median follow-up observation time was 42 months. The 6-year survival probability was 65% in both arms. There was no difference in disease-free survival (DFS) or progression-free survival (PFS) between the two groups. DFS was 60% and 80% (P = .1) and PFS was 48% and 60% (P = .4) for arms A and B, respectively. Procedure feasibility was the major problem. In arm B, 29% of enrolled patients did not undergo HDT and ABMT. A statistical improvement in terms of DFS (P = .008) and a favorable trend in terms of PFS (P = .08) for intermediate-/high- plus high-risk group patients assigned to HDT and ABMT was observed. CONCLUSION In this study, conventional chemotherapy followed by HDT and ABMT as front-line therapy seems no more successful than conventional treatment in terms of overall results. However, our results suggest that controlled studies of HDT plus ABMT should be proposed for higher risk patients.
The clinical features and response to treatment of 35 patients (pts) with extramedullary plasmacytoma (EMP) were retrospectively analysed. The median age at diagnosis was 49 years (28-72). Twenty-two pts (63%) had stage I disease (localized to the primary site) 12 of whom (34%) had stage I-E (locally extended). Three pts (9%) had stage II (regional lymph nodes involved) and 10 (29%) stage III (disseminated disease). In locoregional disease (stages I, I-E, II) complete local control was achieved in 22 of 25 pts (88%), while in diffuse disease (stage III) complete remission (CR) was obtained in 5 of 10 pts (50%) (p = 0.05). In 9 of 18 pts treated with surgery, local control was achieved, and in 8 of the 9 patients with incomplete resection local control was obtained with additional radiation and/or chemotherapy. In 8 (66%) of the 12 pts treated with radiation complete local control was achieved. In 11 (58%) of 19 pts evaluable for initial chemotherapy CR was obtained. Three of these pts were treated with chemotherapy only and were alive and disease-free after a minimum follow-up of 8 years. The median time to relapse in local disease was 48 months versus 13 in disseminated disease. For pts with local disease the median survival time was 114 months and for disseminated disease 16 months (p = 0.0000). We conclude that in stage I chemotherapy is curative per se. In local stages (I, I-E and II) adjuvant chemotherapy should be considered, while in stage III only palliative therapy is feasible.
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