When malignant peripheral nerve sheath tumor (MPNST) presents in an oligometastatic state, the limited extent of spread opens the possibility of directed, potentially curative-intent intervention — an approach that sets this scenario apart from widely disseminated disease.
MPNST with oligometastatic disease — a setting in which the number and distribution of metastatic sites remains amenable to aggressive locoregional control. The goal is not merely palliation but a meaningful attempt to alter the overall trajectory of advanced disease.
The strategy centres on aggressive locoregional therapy directed at sites of disease. Which specific modality or combination is applied depends on the characteristics of each lesion and the overall clinical picture — the full structured regimen details the applicable options and how they are selected.
Complete regimen, sequencing, and modality selection available via the protocol below.
The primary target of this protocol is:
No evidence of disease (NED) statusDOI: 10.3390/cancers16193266
As with other STS subtypes, MPNST with oligometastatic disease can be approached with aggressive locoregional therapies with the objective of achieving a 'no evidence of disease' status and an aim of significantly altering the overall course of advanced disease.
Such modalities can include surgery, high-dose ablative radiotherapy or percutaneous needle ablations.
Yan et al. used microwave ablation as a salvage procedure for a patient with a large intra-abdominal MPNST that relapsed within 2 months of radical resection.
View source ↗