benign neoplasm of hypopharynx (MONDO_0021461) is a benign neoplasm that involves the hypopharynx. Also known as: benign hypopharyngeal neoplasm, benign hypopharyngeal tumor, benign hypopharyngeal tumour, benign neoplasm of the hypopharynx, benign tumor of hypopharynx, benign tumor of the hypopharynx, benign tumour of hypopharynx, benign tumour of the hypopharynx.