Selective Tumor-to-Tumor Metastasis of the LCNEC Component of a Combined Lung Carcinoma to Clear Cell Renal Cell Carcinoma Despite a Concurrent Meningioma
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Introduction: Tumor-to-tumor metastasis is a rare pathological phenomenon. We report an extremely rare case in which the large cell neuroendocrine carcinoma (LCNEC) component of a combined lung carcinoma selectively metastasized ... ...
