Case Report: Triple-negative breast cancer with brain and meningeal metastases exhibits spatiotemporal heterogeneity in terms of HER2 expression
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Meningeal carcinomatosis (MC) is a distinct form of brain metastasis (BM) that occurs in patients with advanced triple-negative breast cancer (TNBC). The occurrence of BM typically indicates a poor prognosis. Spatial heterogeneity in HER2 expression is relativ... ...
