MONDO_0021482 (benign neoplasm of middle ear) is a benign neoplasm that involves the middle ear. Also known as: benign middle Ear neoplasm, benign middle Ear tumor, benign middle Ear tumour, benign neoplasm of the middle Ear, benign tumor of middle Ear, benign tumor of the middle Ear, benign tumour of middle Ear, benign tumour of the middle Ear.