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scientific correspondence 327 ance was excellent and hematologic and non-hema- and G-CSF. Br J Haematol 1996; 93: 863-8. tologic toxicities were milder than with the ICE regi- 6. Chalmers EA, Franklin IM, Kelsey SM, et al. Treatment men. Moreover, days of neutropenic fever, hospital- of chronic myeloid leukaemia in first chronic phase ization and consumption of antibiotics were reduced. with idarubicin and cytarabine: mobilization of Phila- delphia-negative peripheral blood stem cells. Br J Unfortunately, no cytogenetic response was obtained. Haematol 1997; 96: 627-34. To date the patient has been transplanted with full 7. Carella AM, Cunningham I, Lerma E, et al. Mobiliza- engraftment and no major complications. tion and transplantation of Philadelphia-negative Several factors have been associated with the abil- peripheral-blood progenitor cells early in chronic myel- ity and capacity to mobilize hemopoietic progenitor ogenous leukemia. J Clin Oncol 1997; 15:1575-82. cells in CML such as intensity and type of chemo- 8. Mehta J, Mijovic A, Powles R, et al. Myelosuppressive therapy, time from diagnosis, phase of the disease chemotherapy to mobilize normal stem cells in chron- and previous treatment with IFN-␣.3-8 Our patient ic myeloid leukemia. Bone Marrow Transplant 1996; had several of these bad prognostic factors in both 17:25-9. 9. Carella AM, Lerma E, Celesti L, et al. Effective mobi- mobilization attempts. Although more intensive lization of Philadelphia-chromosome-negative cells in chemotherapy regimens have been associated with chronic myelogenous leukaemia patients using a less better mobilization, in our patient, the milder mini- intensive regimen. Br J Haematol 1998; 100:445-8. ICE regimen was associated with successful mobi- 10. Sureda A, Petit J, Brunet S, et al. Mini-ICE regimen as lization and with milder hematologic and non-hema- mobilization therapy for chronic myelogenous tologic toxicities. A similar observation has been leukaemia patients at diagnosis. Bone Marrow Trans- recently reported.9,10 Furthermore, the mini-ICE reg- plant 1999; 24:1285-90. imen showed no difference in terms of cytogenetic response or progenitor yield when compared with the ICE regimen.9,10 Although additional patients are nec- Lamivudine for the prevention of hepatitis B essary to confirm our data, they suggest that a sec- ond attempt to mobilize progenitor hemopoietic cells virus reactivation during autologous stem cell using the well-tolerated mini-ICE regimen should be transplantation. A case report tried in patients who have failed to get benefit from other intensive chemotherapy regimens. Reactivation of hepatitis B virus (HBV) is a fre- quent complication during chemotherapy; it may Antonio Salar, Anna Sureda, Bárbara Menéndez, Jorge Sierra give rise to hepatitis, hepatic failure and death and Clinical Hematology Division, may prevent further chemotherapy from being Hospital de la Santa Creu i Sant Pau, Barcelona, Spain administered. We present a case in which the use of lamivudine allowed autologous stem cell trans- plantation to be performed after a hepatitis flare- Key words up, suggesting a possible role for this drug in pre- Chronic myelogenous leukemia, mini-ICE regimen, ICE venting HBV reactivation during chemotherapy. regimen, mobilization, peripheral blood progenitor cells. Sir, Correspondence Hepatitis B virus (HBV) reactivation following chemotherapy withdrawal may result in hepatitis, Antonio Salar, M.D., Clinical Hematology Division, Hos- 1,2 pital de la Santa Creu i Sant Pau, Sant Antoni Maria i Claret hepatic failure and death. In fact, immunosup- pressive therapy leads to enhanced viral replication 167, 08025 Barcelona, Spain. and to an increased number of infected hepatocytes. Phone: international +34-93-2919396 – Fax: Interna- Withdrawal of the drugs results in partial restoration tional +34-93-2919466 – E-mail: [email protected] of immunocompetence with subsequent rapid destruction of hepatocytes.1 It was recently reported that nucleoside analogs such as lamivudine (a reverse References transcriptase inhibitor approved for the therapy of HIV infection) is effective in suppressing HBV repli- 1. McGlave PB, De Fabritiis P, Deisseroth A, et al. Autol- cation by incorporation of its monophosphate form ogous transplants for chronic myelogenous leukaemia; 3 results from eight transplant groups. Lancet 1994; into DNA, which results in chain termination. 343:1486-8. We report the case of a 40-year old male, known to 2. O’Brien SG, Goldman JM. Autografting in chronic be HBsAg positive for 17 years, without any signs of myeloid leukaemia. Blood Rev 1994; 8:63-9. active hepatitis, who was diagnosed as having mantle 3. Carella AM, Podestá M, Frassoni F, et al. Collection of cell lymphoma (MCL) stage IIIA, in March 1997. He “normal” blood repopulating cells during early hemo- was treated with six cycles of chemotherapy according poietic recovery after intensive conventional chemo- to the F-MACHOP protocol4 between March and July therapy in chronic myelogenous leukemia. Bone Mar- 1997, without any complications. row Transplant 1993; 12:267-71. Thirty days after the end of chemotherapy he pre- 4. Boqué C, Petit J, Sarrá J, et al. Mobilization of periph- eral stem cells with intensive chemotherapy (ICE regi- sented the full clinical picture of an acute hepatitis, men) and G-CSF in chronic myeloid leukemia. Bone with SGOT at 2,820 U/L, SGPT at 1,525 U/L and Marrow Transplant 1996; 18:879-84. total bilirubin at 14 mg/dL. 5. Johnson RJ, Owen RG, Chiold JA, et al. Mobilization of HBV-DNA (detected by nested polymerase chain Philadelphia-negative peripheral blood mononuclear reaction as described by Kaneko et al.5) was positive cells in chronic myeloid leukaemia using hydroxyurea (having been negative before starting chemothera- Haematologica vol. 85(3):March 2000 328 scientific correspondence Figure 1. Clinical course and main laboratory data of the patient. Dx = diagnosis. end CHT = end of chemotherapy ( 6 cycles of F-MACHOP). PBSC = peripheral blood stem cell harvest after G-CSF priming. ASCT = autologous stem cell transplantation after conditioning with BAVC. py). The patient recovered spontaneously in 70 days. tive therapeutic option in HBsAg positive patients HBV-DNA was negative by day 90. needing chemotherapy and transplantation. In accordance with our protocol for MCL,6 he This drug was recently shown to be superior to underwent G-CSF-primed peripheral blood stem cell famciclovir in terms of HBV-DNA reduction and harvest and was then started on lamivudine 100 response in the treatment of chronic hepatitis B,7 mg/daily, with the purpose of preventing HBV reac- and also to be effective in the prevention of graft tivation during the procedure of autotransplant. After infection following liver transplantation.8 The opti- being on lamivudine for twenty days, he was condi- mal duration of therapy after transplantation has not tioned with BAVC and reinfused with 5.2ϫ106 CD34 been established yet, on the one hand it should be cells/kg b.w. kept long enough to prevent HBV relapses, on the He reached an ANC of 500/µL at day +10 and other hand it should be suspended quite rapidly to 1,000/µL at day +11; a Plt count of 20,000/µL at day avoid the development of resistance due to muta- +12 and of 50,000/µL at day +13; he needed 3 Plt tions. We suggest that administration of lamividine aphereses and 8 administrations of G-CSF and was for four to six months after the last chemotherapy treated with antibiotic therapy for a Gram-positive administered accomplishes these needs. sepsis. He was then discharged from the hospital on To our knowledge, no other cases of prophylactic day +14 and was maintained on lamivudine for 6 lamivudine therapy in patients with HBV infection months afterwards. undergoing autologous stem cell transplantation During this period he was regularly monitored with have been reported so far. Thus the case herein twice-monthly blood counts, transaminase levels and described indicates a possible role for lamivudine in HBV-DNA: all these parameters remained normal/ne- preventing HBV reactivation during antineoplastic gative throughout the period. chemotherapy. Currently, 28 months from diagnosis and 20 Federico Silvestri, Alessandra Sperotto, Anna Ermacora, months from transplant, the patient is in complete Renato Fanin, Daniela Damiani, Michele Baccarani remission, with normal liver function tests and HBV- DNA negative. Division of Hematology and Department of Bone Marrow HBV reactivation may represent a potentially harm- Transplantation, University Hospital, Udine, Italy ful problem during administration of chemotherapy, particularly high-dose chemotherapy, and in some Key words patients prevents transplantation. Therefore treat- Lamivudine, hepatitis B virus, autologous stem cell trans- ment for prevention of HBV reactivation is needed to plantation. protect HBV carriers against chemotherapy-induced hepatic failure. Funding Since lamivudine is devoid of side effects, particu- This work was supported by AIL 30 ore per la vita and larly those on hemopoiesis, it seeems to be an effec- Treviso AIL, Italy. Haematologica vol. 85(3):March 2000 scientific correspondence 329 Correspondence py (ECP), which consists of sensitization of peripheral Federico Silvestri, M.D., Division of Hematology, Univer- leukocytes by 8-methoxy-psoralen (8-MOP) and sity Hospital, p.le S. Maria della Misericordia, 33100 Udine, extracorporeal exposure of leukeapheresis collections Italy. Phone: international +39-0432-559662 – Fax: inter- to UVA.1-4 national +39-0432-559661 – E-mail: ematologia@drm- We describe two pediatric patients successfully mm.uniud.it treated with ECP for severe persistent cGvHD after many years of ineffective immunosuppression. References Case #1. A 14-year old girl transplanted for acute lymphoblastic leukemia from her HLA-identical 1. Lau JY, Lai CL, Lin HJ, et al. Fatal reactivation of chron- brother in 1988, developed progressive refractory ic hepatitis B virus infection following withdrawal of cGvHD, which subsequently involved the skin (lichen- chemotherapy in lymphoma patients. Q J Med 1989; planus-like papulae, scleroderma, diffuse alopecia), 73:911-7.