A neoplasm (disease) that involves the brain. Neoplasms of the intracranial components of the central nervous system, including the cerebral hemispheres, basal ganglia, hypothalamus, thalamus, brain stem, and cerebellum. Brain neoplasms are subdivided into primary (originating from brain tissue) and secondary (i.e., metastatic) forms. Primary neoplasms are subdivided into benign and malignant forms. In general, brain tumors may also be classified by age of onset, histologic type, or presenting location in the brain.
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Brain Neoplasms; Brain Tumor; Brain Tumors; INTRACRANIAL NEOPL; Intracranial Neoplasm; Intracranial Neoplasms; NEOPL BRAIN; PRIMARY BRAIN NEOPL; Recurrent Brain Tumor; Recurrent Brain Tumors; brain neoplasm (disease); brain tumour; neoplasm of brain; neoplasm of the brain; tumor of brain; tumor of the Brain; tumour of brain; tumour of the Brain