A Prospective Cohort of Obinutuzumab and Chlorambucil (GC) Chemotherapy for the Treatment of Elderly Patients With Chronic Lymphocytic Leukemia Including Next- Generation Sequencing (NGS)-Based Assessment

Summary

This study is prospective, open-label, single arm observational study to assess efficacy of obinutuzumab plus chlorambucil (GC) chemotherapy in treatment naïve CLL, and prognostic impact of genetic alterations for CLL using NGS.

Timeline

Start

2019-07-09

Primary completion

2022-07-08

Completion

2022-07-08

Publications

• Background Hallek M, Cheson BD, Catovsky D, Caligaris-Cappio F, Dighiero G, Dohner H, Hillmen P, Keating M, Montserrat E, Chiorazzi N, Stilgenbauer S, Rai KR, Byrd JC, Eichhorst B, O'Brien S, Robak T, Seymour JF, Kipps TJ. iwCLL guidelines for diagnosis, indications for treatment, response assessment, and supportive management of CLL. Blood. 2018 Jun 21;131(25):2745-2760. doi: 10.1182/blood-2017-09-806398. Epub 2018 Mar 14.
• Background Goede V, Fischer K, Busch R, Engelke A, Eichhorst B, Wendtner CM, Chagorova T, de la Serna J, Dilhuydy MS, Illmer T, Opat S, Owen CJ, Samoylova O, Kreuzer KA, Stilgenbauer S, Dohner H, Langerak AW, Ritgen M, Kneba M, Asikanius E, Humphrey K, Wenger M, Hallek M. Obinutuzumab plus chlorambucil in patients with CLL and coexisting conditions. N Engl J Med. 2014 Mar 20;370(12):1101-10. doi: 10.1056/NEJMoa1313984. Epub 2014 Jan 8.
• Background Fabbri G, Dalla-Favera R. The molecular pathogenesis of chronic lymphocytic leukaemia. Nat Rev Cancer. 2016 Mar;16(3):145-62. doi: 10.1038/nrc.2016.8.
• Background Herling CD, Klaumunzer M, Rocha CK, Altmuller J, Thiele H, Bahlo J, Kluth S, Crispatzu G, Herling M, Schiller J, Engelke A, Tausch E, Dohner H, Fischer K, Goede V, Nurnberg P, Reinhardt HC, Stilgenbauer S, Hallek M, Kreuzer KA. Complex karyotypes and KRAS and POT1 mutations impact outcome in CLL after chlorambucil-based chemotherapy or chemoimmunotherapy. Blood. 2016 Jul 21;128(3):395-404. doi: 10.1182/blood-2016-01-691550. Epub 2016 May 25.
• Background Woyach JA, Ruppert AS, Heerema NA, Zhao W, Booth AM, Ding W, Bartlett NL, Brander DM, Barr PM, Rogers KA, Parikh SA, Coutre S, Hurria A, Brown JR, Lozanski G, Blachly JS, Ozer HG, Major-Elechi B, Fruth B, Nattam S, Larson RA, Erba H, Litzow M, Owen C, Kuzma C, Abramson JS, Little RF, Smith SE, Stone RM, Mandrekar SJ, Byrd JC. Ibrutinib Regimens versus Chemoimmunotherapy in Older Patients with Untreated CLL. N Engl J Med. 2018 Dec 27;379(26):2517-2528. doi: 10.1056/NEJMoa1812836. Epub 2018 Dec 1.
• Background Kim JA, Hwang B, Park SN, Huh S, Im K, Choi S, Chung HY, Huh J, Seo EJ, Lee JH, Bang D, Lee DS. Genomic Profile of Chronic Lymphocytic Leukemia in Korea Identified by Targeted Sequencing. PLoS One. 2016 Dec 13;11(12):e0167641. doi: 10.1371/journal.pone.0167641. eCollection 2016.
• Background Maury S, Chevret S, Thomas X, Heim D, Leguay T, Huguet F, Chevallier P, Hunault M, Boissel N, Escoffre-Barbe M, Hess U, Vey N, Pignon JM, Braun T, Marolleau JP, Cahn JY, Chalandon Y, Lheritier V, Beldjord K, Bene MC, Ifrah N, Dombret H; for GRAALL. Rituximab in B-Lineage Adult Acute Lymphoblastic Leukemia. N Engl J Med. 2016 Sep 15;375(11):1044-53. doi: 10.1056/NEJMoa1605085.
• Background Thomas DA, O'Brien S, Faderl S, Garcia-Manero G, Ferrajoli A, Wierda W, Ravandi F, Verstovsek S, Jorgensen JL, Bueso-Ramos C, Andreeff M, Pierce S, Garris R, Keating MJ, Cortes J, Kantarjian HM. Chemoimmunotherapy with a modified hyper-CVAD and rituximab regimen improves outcome in de novo Philadelphia chromosome-negative precursor B-lineage acute lymphoblastic leukemia. J Clin Oncol. 2010 Aug 20;28(24):3880-9. doi: 10.1200/JCO.2009.26.9456. Epub 2010 Jul 26.
• Background Eichhorst BF, Busch R, Stilgenbauer S, Stauch M, Bergmann MA, Ritgen M, Kranzhofer N, Rohrberg R, Soling U, Burkhard O, Westermann A, Goede V, Schweighofer CD, Fischer K, Fink AM, Wendtner CM, Brittinger G, Dohner H, Emmerich B, Hallek M; German CLL Study Group (GCLLSG). First-line therapy with fludarabine compared with chlorambucil does not result in a major benefit for elderly patients with advanced chronic lymphocytic leukemia. Blood. 2009 Oct 15;114(16):3382-91. doi: 10.1182/blood-2009-02-206185. Epub 2009 Jul 15.

Drugs

Indications