brain lesion
Neural tissue injury
A brain lesion is an area of damaged or abnormal tissue in the brain.
Lesions can result from injury, stroke, tumor, infection, or disease like multiple sclerosis.
The term is broad—covering everything from small spots visible on an MRI to large areas of destroyed tissue: The scan revealed several lesions in the frontal lobe.
- strokeSudden brain blood blockage
- blood clotCoagulated mass in vessels
- hemorrhageProfuse discharge of blood
- demyelinationNerve sheath degradation
- MRIMagnetic body imaging
CT scan · cognitive impairment · tumor · trauma · aphasia · surgery · necrosis · scar tissue · nerve damage · executive dysfunction · motor function · ischemia · head injury · paralysis · memory loss · infection · neurodegeneration · neurological disorder
- Brain Disordersdementia, Alzheimer's, epilepsy, Parkinson's, Alzheimer's disease
- head conditionsconcussion, headache, migraine, meningitis, encephalitis
- scan findingstumor, cyst, hemorrhage, infarct, edema
- neurologyneuron, neurons, synapse, synapses, axon
- neurological symptomsnumbness, tremor, paralysis, aphasia, ataxia
- brain tumorsglioblastoma, glioma, meningioma