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A comparison of isolated limb infusion/perfusion, immune checkpoint inhibitors, and intralesional therapy as first-line treatment for patients with melanoma in-transit metastases

  • Danielle K. DePalo
  • , Michelle M. Dugan
  • , Syeda Mahrukh Hussnain Naqvi
  • , David W. Ollila
  • , Tina J. Hieken
  • , Matthew S. Block
  • , Winan J. van Houdt
  • , Michel W.J.M. Wouters
  • , Sophie J.M. Reijers
  • , Nethanel Asher
  • , Kristy K. Broman
  • , Zoey Duncan
  • , Matilda Anderson
  • , David E. Gyorki
  • , Hayden Snow
  • , Jenny Held
  • , Jeffrey M. Farma
  • , John T. Vetto
  • , Jane Y.C. Hui
  • , Madison Kolbow
  • Robyn P.M. Saw, Serigne N. Lo, Georgina V. Long, John F. Thompson, Youngchul Kim, Lilit Karapetyan, Lars Ny, Alexander C.J. van Akkooi, Roger Olofsson Bagge, Jonathan S. Zager
  • Moffitt Cancer Center
  • University of North Carolina at Chapel Hill
  • Mayo Clinic
  • Netherlands Cancer Institute
  • Rabin Medical Center Israel
  • University of Alabama at Birmingham
  • U.S. Department of Veterans Affairs
  • Peter Maccallum Cancer Centre
  • University of Melbourne
  • Fox Chase Cancer Center
  • Oregon Health and Science University
  • University of Minnesota Twin Cities
  • University of Sydney
  • Royal North Shore and Mater Hospitals
  • Royal Prince Alfred Hospital
  • Sahlgrenska University Hospital
  • University of Gothenburg

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

BACKGROUND: Isolated limb infusion and perfusion (ILI/ILP) has been a mainstay treatment for unresectable melanoma in-transit metastases (ITM), but increased use of immune checkpoint inhibitors (ICI) and intralesional therapy (talimogene laherparepvec [TVEC]) introduced several different management options. This study compares first-line ILI/ILP, ICI, and TVEC.

METHODS: Retrospective review from 12 international institutions included patients treated from 1990 to 2022 with first-line ILI/ILP, ICI, or TVEC for unresectable melanoma ITM.

RESULTS: A total of 551 patients were treated, with ILI/ILP (n = 356), ICI (n = 125), and TVEC (n = 70) with median follow-up of 5.5 years. Tumor burden was highest with ILI/ILP and lowest with TVEC (p = .002). Breslow thickness was lowest with TVEC (p = .007). TVEC was mostly used in stage IIIB disease versus IIIC for ILI/ILP and ICI (p = .01). Using ICI as the reference category, TVEC had the highest odds of a complete response (CR) (odds ratio, 1.96; p = .029) and a longer local progression-free survival (PFS) (hazard ratio [HR], 0.40; p = .003). ILI/ILP had shorter local PFS (HR, 1.72; p = .012), PFS (HR, 1.79; p < .001), distant metastasis-free survival (DMFS) (HR, 1.75; p = .014), overall survival (HR, 1.82; p = .009), and melanoma-specific survival (HR, 2.29; p = .004). Stage IIIB disease had longer DMFS (HR, 0.24; p < .001) compared to IIIC/D.

CONCLUSIONS: TVEC as first-line therapy for unresectable melanoma ITM was associated with superior CR rates and local PFS. Notably, TVEC was used in patients with a lower Breslow thickness, disease stage, and tumor burden. Therefore, when compared to ILI/ILP and ICI, TVEC should be considered as first-line therapy for unresectable stage IIIB melanoma ITM with minimal tumor burden and lower Breslow thickness.

Original languageEnglish
Article numbere35636
Pages (from-to)e35636
JournalCancer
Volume131
Issue number1
Early online dateOct 10 2024
DOIs
StatePublished - Jan 1 2025

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • immune checkpoint inhibitors
  • in-transit metastasis
  • intralesional therapy
  • isolated limb infusion
  • isolated limb perfusion
  • metastatic melanoma
  • regional chemotherapy
  • talimogene laherparepvec
  • Humans
  • Middle Aged
  • Chemotherapy, Cancer, Regional Perfusion/methods
  • Male
  • Extremities/pathology
  • Herpesvirus 1, Human
  • Neoplasm Metastasis
  • Melanoma/drug therapy
  • Aged, 80 and over
  • Biological Products
  • Female
  • Adult
  • Aged
  • Retrospective Studies
  • Immune Checkpoint Inhibitors/administration & dosage
  • Skin Neoplasms/drug therapy

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