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Updated: Jan 7, 2026

A Mouse Model of Incompletely Resected Soft Tissue Sarcoma for Testing Neoadjuvant Therapies
Published on: July 28, 2020
Updates in adjuvant and neoadjuvant therapies for resectable cutaneous melanoma
Matthew J Hadfield1, Sonal Muzumdar2, Ryan J Sullivan3
1Department of Medicine, Division of Hematology/Oncology, The Warren Alpert Medical School of Brown University, Providence, Rhode Island.
Abstract:
Over the last 15 years, treatment of melanoma has been revolutionized using immune checkpoint inhibitors and mitogen-activated protein kinase-targeted therapies. However, some patients are at high risk of disease recurrence. Therefore, strategies to reduce the risk of recurrence are needed. Recent trials have evaluated the use of immune checkpoint inhibitors prior to stage III/IV melanoma resection (neoadjuvant treatment) in comparison to conventional use of these drugs after surgery (adjuvant treatment). In addition, checkpoint inhibitors are now being studied for stage IIb/IIc melanoma. Herein, we review recent randomized clinical trials that suggest that neoadjuvant use of checkpoint inhibitors (prior to surgery) and use of checkpoint inhibitors in earlier (stage II) melanoma may improve outcomes.
Insights
Immune checkpoint inhibitors show promise for earlier melanoma treatment. Neoadjuvant therapy before surgery and use in stage II melanoma may improve patient outcomes and reduce recurrence risk.
Area of Science:
- Oncology
- Immunology
- Dermatology
Background:
- Melanoma treatment has advanced with immune checkpoint inhibitors (ICI) and MAPK targeted therapies.
- High-risk melanoma patients still face disease recurrence, necessitating improved strategies.
- Recent research explores neoadjuvant ICI therapy (pre-surgery) versus adjuvant therapy (post-surgery).
Purpose of the Study:
- To review clinical trials on neoadjuvant ICI therapy for melanoma.
- To evaluate the efficacy of ICI in earlier stage melanoma (IIb/IIc).
- To assess strategies for reducing melanoma recurrence risk.
Main Methods:
- Review of recent randomized clinical trials.
- Analysis of studies comparing neoadjuvant versus adjuvant ICI treatment.
- Examination of trials investigating ICI for stage IIb/IIc melanoma.
Main Results:
- Neoadjuvant ICI therapy (pre-surgery) shows potential benefits.
- ICI use in earlier stage melanoma (stage II) is under investigation.
- Emerging evidence suggests improved outcomes with these approaches.
Conclusions:
- Neoadjuvant immune checkpoint inhibitors may enhance melanoma treatment efficacy.
- Expanding ICI use to earlier melanoma stages could improve patient prognoses.
- Further research is warranted to optimize ICI use for melanoma recurrence reduction.
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