label: Malignant Mediastinal Neoplasm
label_lc: malignant mediastinal neoplasm
description: A primary or metastatic malignant neoplasm affecting the mediastinum.  Representative examples of primary malignant mediastinal neoplasms include malignant germ cell tumors, malignant mesenchymal tumors, lymphomas, and malignant peripheral nerve sheath tumors.  A representative example of metastatic malignant neoplasm to the mediastinum is the metastatic carcinoma to the mediastinum from another anatomic site.