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Dysembryoplastic neuroepithelial tumour (DNT, DNET) is a type of brain tumor.Most commonly found in the temporal lobe, DNTs have been classified as benign tumours. [1] These are glioneuronal tumours comprising both glial and neuron cells and often have ties to focal cortical dysplasia.
Classification of brainstem gliomas by MRI appearance. Histopathology of a brainstem glioma. A brainstem glioma is a cancerous glioma tumor in the brainstem.Around 75% are diagnosed in children and young adults under the age of twenty, but have been known to affect older adults as well. [1]
The symptoms of brain stem tumors vary greatly and can include ataxia, cranial nerve palsy, headaches, problems with speech and swallowing, hearing loss, weakness, hemiparesis, vision abnormalities, ptosis, and behavioral changes. Another possible symptom is vomiting.
Hemangioblastomas usually occur in adults, yet tumors may appear in VHL syndrome at much younger ages. Men and women are approximately at the same risk. Although they can occur in any section of the central nervous system, they usually occur in either side of the cerebellum, the brain stem or the spinal cord. [2] [7]
The treatment for lateral pontine syndrome varies greatly, so there are different medications for different symptoms. [9] Sometimes blood thinning agents are prescribed to remove blood flow hindrance. [10] Other than these medications, physical therapy is also necessary [11]
ADEM produces multiple inflammatory lesions in the brain and spinal cord, particularly in the white matter. Usually these are found in the subcortical and central white matter and cortical gray-white junction of both cerebral hemispheres , cerebellum , brainstem , and spinal cord, [ 16 ] but periventricular white matter and gray matter of the ...
The researchers discovered that people who had high fluctuations in their cholesterol levels had a 60 percent higher risk of developing dementia and a 23 percent greater risk of cognitive decline.
Whole-brain irradiation is used as a primary treatment method in patients with multiple lesions and is also used alongside surgical resection when patients have single and accessible tumors. [6] However, it often causes severe side effects, including radiation necrosis , dementia , toxic leukoencephalopathy , partial to complete hair loss ...