Monarch Disease Ontology entry MONDO_0002366 (autonomic nervous system neoplasm) is benign and malignant neoplasms which arise from or directly involve the central or peripheral elements of the autonomic nervous system. Also known as: autonomic nervous system neoplasm (disease), autonomic nervous system neoplasms, autonomic nervous system tumor, autonomic nervous system tumour, neoplasm of autonomic nervous system, neoplasm of the autonomic nervous system, tumor of autonomic nervous system, tumor of the autonomic nervous system.