Maintenance Therapy with Trastuzumab in Her2 Positive Metastatic Parotid Ductal Adenocarcinoma

<table>HER2 immunohistochemistry of cerebellar lesion—the vast majority of the neoplastic cells are positive with strong cytoplasmic membrane staining.</table>

Case Reports in Oncological Medicine

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Figure 2

Figure 2: Maintenance Therapy with Trastuzumab in Her2 Positive Metastatic Parotid Ductal Adenocarcinoma 