Monarch Disease Ontology entry MONDO_0006130 (central nervous system neoplasm) is a benign or malignant, primary or metastatic neoplasm that affects the brain, meninges, or spinal cord. Representative examples of primary neoplasms include astrocytoma, oligodendroglioma, ependymoma, and meningioma. Representative examples of metastatic neoplasms include carcinoma and leukemia. Also known as: CNS neoplasm, CNS tumor, CNS tumour, brain/spinal cord tumor, brain/spinal cord tumour, central nervous system neoplasm (disease), central nervous system tumor, central nervous system tumour.