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The Mutational Landscape of Angiosarcoma: Challenges and Opportunities to Design Management Strategies

Swaroop Kumar Pandey1, Shubhang Arya1, Anuja Mishra1

  • 1Department of Biotechnology, Institute of Applied Science & Humanities, GLA University, Mathura - 281406, U.P., India.

Current Molecular Medicine
|June 2, 2026
PubMed

Insights

Angiosarcoma is a rare cancer. Understanding its complex molecular pathways and microenvironment is key to developing targeted therapies and improving patient survival rates.

Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Research

Background:

  • Angiosarcoma is a rare, aggressive endothelial malignancy with poor prognosis.
  • Limited research hinders understanding of its molecular drivers and effective treatments.
  • Current therapies like anti-angiogenic inhibitors show modest efficacy, indicating complex pathogenesis.

Purpose of the Study:

  • To synthesize the current understanding of angiosarcoma's molecular landscape and crosstalk.
  • To highlight key mechanisms driving tumor growth and progression.
  • To explore emerging combination therapies and precision medicine approaches.

Main Methods:

  • Review of existing literature on angiosarcoma molecular mechanisms.
  • Analysis of genepathway interactions, endothelial-specific dysregulation, and microenvironmental factors.
  • Evaluation of clinical trial data for anti-angiogenic inhibitors and emerging combination strategies.

Main Results:

  • Key mechanisms include MYC amplification, TP53/PIK3CA alterations, VE-cadherin disruption, and endothelial-to-mesenchymal transition.
  • The tumor microenvironment (TGF-β, IL-10, VEGF) contributes to immunosuppression and progression.
  • Distinct angiosarcoma subtypes are driven by environmental exposures with specific mutational profiles.
  • Combination therapies (VEGF + endoglin inhibitors, chemo + anti-PD-L1, multi-TKI + ICI) show promise.

Conclusions:

  • Angiosarcoma pathogenesis is driven by complex, multi-pathway interactions.
  • Precision medicine integrating molecular stratification and combination therapies is crucial.
  • Further research is needed to overcome therapeutic resistance and improve outcomes for this lethal cancer.
Keywords:
Angiosarcomadriver mutationsendothelial malignancygenomic alterationsmolecular mechanismsmolecular profilingmutational landscapeprecision medicinetherapeutic resistance 1.translational oncology

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