A first-line therapy for obsessive-compulsive disorder (OCD) reshapes connectivity of the brain, according to a new study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, published by Elsevier.
Black patients underwent medical imaging for cognitive impairment years later than white and Hispanic patients and were less frequently tested with MRI, according to research being presented this week at the annual meeting of the Radiological Society of North America.
A review in Nature Reviews Neurology discusses the pathophysiological processes in vascular cognitive impairment and dementia (VCID), emphasizing the need for specific biomarkers to differentiate VCID from Alzheimer's disease and to improve diagnosis and treatment strategies, moving beyond reliance on neuroimaging and patient histories.
Research and treatment of psychiatric disorders are stymied by a lack of biomarkers - objective biological or physiological markers that can help diagnose, track, predict, and treat diseases.