MONDO_0021491 (benign neoplasm of gum) is a benign neoplasm that involves the gingiva. Also known as: benign gingival neoplasm, benign gingival tumor, benign gingival tumour, benign gum neoplasm, benign gum tumor, benign gum tumour, benign neoplasm of gingiva, benign neoplasm of the gingiva.