How do brain foci contribute to the development of cognitive impairment and dementia?

May 9, 2013 ... White matter hyperintensities (WMH) lesions on T2/FLAIR brain MRI are frequently seen in healthy elderly people. Feb 16, 2025 ... ... foci in the brain. Radiology. 1995;195 (3): 721-4. doi:10.1148 ... Longitudinal Assessment of Enhancing Foci of Abnormal Signal Intensity in ... Mar 7, 2024 ... White matter lesions, visualized as hyperintensities on magnetic resonance imaging (MRI) scans, signify abnormal myelination in the brain and serve as markers ... ... brain in physiological condition and in some diseases such as epilepsy. Acquisition of biopotentials by means of electrode matrices placed directly on the brain ... 0.10% (HS-flow-sensitive alternating inversion recovery [FAIR]), and 1.51 ⴞ 0.11% for the FOCI-FAIR sequence. The correspond- ing values with vascular signal ... Jan 31, 2018 ... ... brain, ventricles and bone for any other abnormalities). Blood ... Hypodense foci. Hypodensity on a CT head may be due to the presence ... Film Excerpts Shown to Specifically Elicit Various Affects Lead to Overlapping Activation Foci in a Large Set of Symmetrical Brain Regions in Males. Sherif ... May 7, 2019 ... Awake brain surgery offers many advantages. People who have brain tumors or seizure centers (epileptic foci) near functional brain tissue, whose ... MRI tests have shown “multiple bilateral foci of T2 hyperintensity ... MRI revealed “ BRAIN PARENCHYMA: There are scattered foci of signal abnormality in a May 26, 2017 ... My husband, 77, recently had a brain MRI which showed Moderate cortical volume loss and periventricular subcortal and deep white matter foci of ...