Outcomes of patients with blastoid and pleomorphic variant mantle cell lymphoma

James N. Gerson, Elizabeth Handorf, Diego Villa, Alina S. Gerrie, Parv Chapani, Shaoying Li, L. Jeffrey Medeiros, Michael Wang, Jonathon B. Cohen, Michael Churnetski, Brian T. Hill, Yazeed Sawalha, Francisco J. Hernandez-Ilizaliturri, Shalin Kothari, Julie M. Vose, Martin Bast, Timothy Fenske, Swapna Narayana Rao Gari, Kami J. Maddocks, David BondVeronika Bachanova, Bhaskar Kolla, Julio Chavez, Bijal Shah, Frederick Lansigan, Timothy Burns, Alexandra M. Donovan, Nina Wagner-Johnston, Marcus Messmer, Amitkumar Mehta, Jennifer K. Anderson, Nishitha Reddy, Alexandra E. Kovach, Daniel J. Landsburg, Martha Glenn, David J. Inwards, Kay Ristow, Reem Karmali, Jason B. Kaplan, Paolo F. Caimi, Saurabh Rajguru, Andrew Evens, Andreas Klein, Elvira Umyarova, Bhargavi Pulluri, Jennifer E. Amengual, Jennifer K. Lue, Catherine Diefenbach, Richard I. Fisher, Stefan K. Barta

Research output: Contribution to journalArticlepeer-review

Abstract

Mantle cell lymphoma (MCL) is a B-cell non-Hodgkin lymphoma; data indicate that blastoid and pleomorphic variants have a poor prognosis. We report characteristics and outcomes of patients with blastoid/pleomorphic variants of MCL. We retrospectively studied adults with newly diagnosed MCL treated from 2000 to 2015. Primary objectives were to describe progression-free survival (PFS) and overall survival (OS). Secondary objectives included characterization of patient characteristics and treatments. Of the 1029 patients with MCL studied, a total of 207 neoplasms were blastoid or pleomorphic variants. Median follow-up period was 82 months (range, 0.1-174 months); median PFS was 38 months (95% confidence interval [CI], 28-66) and OS was 68 months (95% CI, 45-96). Factors associated with PFS were receipt of consolidative autologous hematopoietic transplantation (auto-HCT; hazard ratio [HR], 0.52; 95% CI, 0.31-0.80; P < .05), MCL International Prognostic Index (MIPI) intermediate (HR, 2.3; 95% CI, 1.2-4.3; P < .02) and high (HR, 3.8; 95% CI, 2.0-7.4; P < .01) scores, and complete response to induction (HR, 0.29 (95% CI, 0.17-0.51). Receipt of auto-HCT was not associated with OS (HR, 0.69; 95% CI, 0.41-1.16; P = .16) but was associated with MIPI intermediate (HR, 5.7; 95% CI, 2.5-13.2; P < .01) and high (HR, 10.8; 95% CI, 4.7-24.9; P < .01) scores. We report outcomes in a large cohort of patients with blastoid/pleomorphic variant MCL. For eligible patients, receipt of auto-HCT after induction was associated with improved PFS but not OS. Higher MIPI score and auto-HCT ineligibility were associated with worse survival.

Original languageEnglish (US)
Pages (from-to)7393-7401
Number of pages9
JournalBlood Advances
Volume7
Issue number24
DOIs
StatePublished - Dec 26 2023

Keywords

  • complete response to induction were associated with PFS; auto-HCT was not associated with OS
  • Patients with blastoid and pleomorphic variant MCL have suboptimal outcomes
  • Receipt of auto-HCT, MIPI score

ASJC Scopus subject areas

  • Hematology

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