Malignant Nasopharyngeal Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A primary or metastatic malignant neoplasm involving the nasopharynx.

**Synonyms:** - Malignant Nasopharyngeal Tumor - Malignant Neoplasm of Nasopharynx - Malignant Neoplasm of the Nasopharynx - Malignant Tumor of Nasopharynx - Malignant Tumor of the Nasopharynx - Malignant neoplasm of nasopharynx, unspecified