C11 - Malignant neoplasm of nasopharynx
C11.3 - Malignant neoplasm of anterior wall of nasopharynx
InclusionTerm:
-Malignant neoplasm of floor of nasopharynx
-Malignant neoplasm of nasopharyngeal (anterior) (posterior) surface of soft palate
-Malignant neoplasm of posterior margin of nasal choana
-Malignant neoplasm of posterior margin of nasal septum