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  2. Central neurocytoma - Wikipedia

    en.wikipedia.org/wiki/Central_neurocytoma

    Central neurocytoma (CNC) is an extremely rare, ordinarily benign intraventricular brain tumour that typically forms from the neuronal cells of the septum pellucidum. [1] The majority of central neurocytomas grow inwards into the ventricular system forming interventricular neurocytomas.

  3. Colloid cyst - Wikipedia

    en.wikipedia.org/wiki/Colloid_cyst

    CT scan of a 1 cm colloid cyst. A colloid cyst is a non-malignant tumor in the brain. It consists of a gelatinous material contained within a membrane of epithelial tissue. It is almost always found just posterior to the foramen of Monro in the anterior aspect of the third ventricle, originating from the roof of the ventricle.

  4. Brain tumor - Wikipedia

    en.wikipedia.org/wiki/Brain_tumor

    This is an accepted version of this page This is the latest accepted revision, reviewed on 23 January 2025. Neoplasm in the brain Medical condition Brain tumor Other names Intracranial neoplasm, brain tumour, brain cancer Brain metastasis in the right cerebral hemisphere from lung cancer, shown on magnetic resonance imaging Specialty Neurosurgery, neuro-oncology Symptoms Vary depending on the ...

  5. Central nervous system tumor - Wikipedia

    en.wikipedia.org/wiki/Central_nervous_system_tumor

    Removal of tumor tissues helps decrease the pressure of the tumor on nearby parts of the brain. [17] The main goal of surgery is to remove as much as possible of the tumor mass while preserving normal brain function, and to relieve the symptoms caused by the tumor such as headache, nausea and vomiting. [18]

  6. Pineoblastoma - Wikipedia

    en.wikipedia.org/wiki/Pineoblastoma

    Pineoblastoma on brain imaging. Pineoblastoma is a malignant tumor of the pineal gland. A pineoblastoma is a supratentorial midline primitive neuroectodermal tumor. [2] Pineoblastoma can present at any age, but is most common in young children. They account for 0.001% of all primary CNS neoplasms. [3]

  7. Nervous system neoplasm - Wikipedia

    en.wikipedia.org/wiki/Nervous_system_neoplasm

    Nervous system neoplasms include various types of brain and spinal cord tumors, such as gliomas, and meningiomas (of the CNS), and schwannomas (of the PNS) and can be either benign or malignant. [1] In the CNS a tumor may be a secondary malignant tumor having metastasised (spread from a primary site in the body). Treatment and prognosis depend ...

  8. Astrocytoma - Wikipedia

    en.wikipedia.org/wiki/Astrocytoma

    According to the WHO data, the lowest grade astrocytomas (grade I) make up only 2% of recorded astrocytomas, grade II 8%, and the higher grade anaplastic astrocytomas (grade III) 20%. The highest graded astrocytoma (grade IV GBM) is the most common primary nervous system cancer and second most frequent brain tumor after brain metastasis ...

  9. Thalamic glioma - Wikipedia

    en.wikipedia.org/wiki/Thalamic_glioma

    In pedtiatric patients, low-grade astrocytomas held a five-year survival rate of 40% while high-grade astrocyte tumors held a five-year survival rate that varies between 15% and 25%. [9] Strangely, pediatric thalamic oligodendrogliomas appear to have a far worse prognosis than thalamic astrocytomas, with a three-year survival rate of 14% in one ...