How do different types of stress (e.g., physiological, psychological) affect the excitability of brain foci?

May 9, 2013 ... White matter hyperintensities (WMH) lesions on T2/FLAIR brain MRI are frequently seen in healthy elderly people. We used kappa statistics to determine radiologists' agreement in counting high-signal-intensity foci on MR images obtained in healthy volunteers and in ... Feb 9, 2024 ... Despite their prominent morphological plasticity under conditions that challenge the brain's adaptive capacity3-5, the classification of ... May 21, 2024 ... Spots on a brain MRI are caused by changes in the water content and fluid movement in the brain tissue. These changes happen when the brain ... MRI tests have shown “multiple bilateral foci of T2 hyperintensity ... MRI revealed “ BRAIN PARENCHYMA: There are scattered foci of signal abnormality in a Apr 15, 2022 ... Which part of the brain causes seizures will differ between patients, but these brain regions are collectively referred to as epileptic foci. Dec 20, 2011 ... ... foci and their size (diameter), type of treatment and outcome. The MRI and CT neuroimaging records were reviewed again in all the cases. The ... Add spherical foci, possibly mapping to displayed surf. The foci spheres can be displayed at the coordinates given, or mapped through a surface geometry. In ... The input for a meta-analysis in GingerALE is a text file of your foci. Foci ... brain and performs a test to determine the null distribution of the ... ... foci in drug-resistant epilepsy. Brain connectivity measures based on synchronization were first evaluated on electroencephalogram data in healthy subjects ...