benign neoplasm of endocardium (MONDO_0021505) is a benign neoplasm that involves the endocardium. Also known as: benign endocardial neoplasm, benign endocardial tumor, benign endocardial tumour, benign neoplasm of the endocardium, benign tumor of endocardium, benign tumor of the endocardium, benign tumour of endocardium, benign tumour of the endocardium.