nonneoplastic

non·ne·o·plas·tic

(non'nē-ō-plas'tik), Not neoplastic.

brain tumor

Neurology A neoplasm affecting the brain which may be 1º–brain or meninges, or 2º–ie metastatic to the brain; malignant gliomas account for 2.5% of all cancer-related deaths; BTs are the 3^rd most common CA in ages 15-34; 35,000 BTs occur/yr–US; 1^st-degree relatives of children with brain tumors have a 5-fold ↑ in the risk of CNS tumors, leukemia, and other childhood tumors in the affected family Clinical Seizures, vision or hearing loss, hemiparesis, double vision, headache, weird behavior, N&V, memory loss Imaging MRI without and with contrast, CT Management Surgery, gamma knife radiotherapy are often effective; chemotherapy, immunotherapy are not. See Gamma knife.

Brain tumors/masses

Primary
Nonneoplastic: Craniopharyngioma, colloid cysts
Primary–benign: Meningioma, pituitary adenoma, acoustic neuroma, epidermoid tumors, choroid plexus papilloma
Primary–low grade: Pilocytic astrocytoma, astrocytoma, hemangioblastoma, oligodendroglioma, ganglioglioma
Primary–malignant: Anaplastic astrocytoma, glioblastoma multiforme, ependymoma, lymphoma, medulloblastoma, primitive neuroectodermal tumor, germ cell tumor, pineal cell tumor, chordoma, choroid plexus carcinoma
Metastatic: Carcinoma, meningeal carcinomatosis

单词	nonneoplastic
释义	DictionarySeebrain tumor nonneoplastic non·ne·o·plas·tic (non'nē-ō-plas'tik), Not neoplastic. brain tumor Neurology A neoplasm affecting the brain which may be 1º–brain or meninges, or 2º–ie metastatic to the brain; malignant gliomas account for 2.5% of all cancer-related deaths; BTs are the 3^rd most common CA in ages 15-34; 35,000 BTs occur/yr–US; 1^st-degree relatives of children with brain tumors have a 5-fold ↑ in the risk of CNS tumors, leukemia, and other childhood tumors in the affected family Clinical Seizures, vision or hearing loss, hemiparesis, double vision, headache, weird behavior, N&V, memory loss Imaging MRI without and with contrast, CT Management Surgery, gamma knife radiotherapy are often effective; chemotherapy, immunotherapy are not. See Gamma knife. Brain tumors/masses Primary Nonneoplastic Craniopharyngioma, colloid cysts Primary–benign Meningioma, pituitary adenoma, acoustic neuroma, epidermoid tumors, choroid plexus papilloma Primary–low grade Pilocytic astrocytoma, astrocytoma, hemangioblastoma, oligodendroglioma, ganglioglioma Primary–malignant Anaplastic astrocytoma, glioblastoma multiforme, ependymoma, lymphoma, medulloblastoma, primitive neuroectodermal tumor, germ cell tumor, pineal cell tumor, chordoma, choroid plexus carcinoma Metastatic Carcinoma, meningeal carcinomatosis .
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