Neurology
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LOAD Polygenic Risk in Early-Onset Alzheimer’s: Insights into Synaptic Dysfunction and Amyloid Pathophysiology
A comprehensive study explores how polygenic risk scores for late-onset Alzheimer’s disease (LOAD) influence early-onset (EOAD) cases. While these scores do not independently predict EOAD onset or cognitive decline, they reveal significant
The Landscape of Late-Life Dementia: Why Mixed Neuropathologies Are the Rule, Not the Exception
A large-scale longitudinal study reveals that over 80% of community-dwelling older adults harbor mixed neuropathologies, identifying five distinct profiles that dictate specific cognitive decline trajectories, with ADNC and LATE-NC clusters
Adversity Across the Lifespan: The Compounding Impact of Childhood and Adult Stress on Dementia and Stroke Risk
This population-based cohort study highlights how cumulative psychosocial stress across the life course significantly escalates the risk of neurovascular and neurodegenerative diseases, identifying depression as a critical target for interv
Long-Term Tofersen Therapy in SOD1-ALS: Early Initiation Preserves Function and Extends Survival
The integrated analysis of the VALOR trial and its open-label extension reveals that early initiation of tofersen significantly slows functional decline, preserves respiratory capacity, and improves survival in patients with SOD1-ALS over a
Neural Connectivity Patterns Predict Acupuncture Response in Migraine: A Step Toward Personalized Pain Management
This randomized clinical trial demonstrates that real acupuncture significantly reduces migraine frequency and disability compared to sham acupuncture. Crucially, baseline brain connectivity patterns within the default mode and subcortical
Redefining CTE: New Autopsy Evidence Links Repetitive Head Impact to Extensive Spinal Cord Pathology
A landmark autopsy study reveals that Chronic Traumatic Encephalopathy (CTE) involves extensive spinal cord pathology, including tau, TDP-43, and amyloid-β deposits. These findings suggest that repetitive head impacts trigger a widespread e
Moderate Caffeinated Coffee and Tea Intake Linked to 18% Lower Dementia Risk in Decades-Long Study
A prospective study of over 130,000 adults reveals that consuming 2-3 cups of caffeinated coffee or 1-2 cups of tea daily significantly reduces dementia risk and cognitive decline, whereas decaffeinated coffee shows no protective effect.
The Mortality Gap in Neurodevelopmental Care: Why Young Adults with ASD, ID, and CP Face Higher Risks
A landmark study using CDC ADDM Network data reveals significantly elevated mortality risks for young adults with autism, intellectual disability, and cerebral palsy, highlighting a critical need for improved transition-of-care strategies a
Cenobamate Outperforms Brivaracetam, Lacosamide, and Perampanel in Real-World Focal Epilepsy Management
A large multicenter real-world study indicates that cenobamate provides superior effectiveness and seizure freedom rates compared to brivaracetam, lacosamide, and perampanel in adults with drug-resistant focal epilepsy, despite a higher inc
Expanding the Thrombolysis Window: Tenecteplase Improves Outcomes in Late-Window Non-Large Vessel Occlusion Stroke
The OPTION trial reveals that tenecteplase administered 4.5 to 24 hours post-stroke in patients with non-large vessel occlusion and salvageable tissue significantly improves functional recovery, although it carries a higher risk of symptoma
Restoring Movement: How Polylaminin is Revolutionizing Spinal Cord Injury Treatment
Brazilian scientists have developed Polylaminin, a protein derived from human placenta that stimulates nerve regeneration. In early trials, six paralyzed patients regained the ability to walk, prompting official Phase I clinical trials to b
Biologically Informed p-tau217 Cutoffs: Refining Alzheimer’s Diagnosis Across Diverse Patient Profiles
Standard single cutoffs for plasma p-tau217 are significantly confounded by kidney function, BMI, and anemia. A new study demonstrates that subgroup-specific or double-cutoff strategies markedly improve diagnostic accuracy and cost-effectiv
Higher Serum Klotho Levels May Protect Cognitive Function Against Age-Related Brain Atrophy
Research indicates that circulating levels of the longevity protein klotho can moderate the relationship between cerebral atrophy and cognitive performance in older adults, suggesting a biological mechanism for cognitive resilience even in
Targeted Ipsilesional Training: A New Frontier for Enhancing Function in Severe Chronic Stroke
A randomized clinical trial reveals that targeted training of the ipsilesional arm significantly improves motor performance in chronic stroke patients with severe contralesional impairment, offering a sustained pathway to enhance functional
Apixaban Shows No Increased Risk of MRI-Detected Intracranial Hemorrhage Compared to Aspirin in Atrial Cardiopathy
An exploratory analysis from the ARCADIA-MRI substudy reveals that apixaban carries a similar risk of incident intracranial hemorrhages, microbleeds, and superficial siderosis compared to aspirin in patients with atrial cardiopathy and cryp
Time-Dependent Topography: How Specific ASPECTS Regions Predict Outcomes in Early vs. Extended Window Large Vessel Occlusion Stroke
A post-hoc analysis of 1,040 LVO stroke patients reveals that the prognostic value of specific brain regions varies significantly between early (0-6h) and extended (6-24h) time windows, identifying the insula, caudate, and M6 as early-windo
Liraglutide and Alzheimer’s Disease: Can GLP-1 Agonists Bridge the Metabolic-Cognitive Gap?
The Phase 2b ELAD trial investigated liraglutide’s efficacy in mild-to-moderate Alzheimer’s disease. While it failed its primary metabolic endpoint, significant improvements in executive function suggest a nuanced role for GLP-1 agonists in
Tau Pathology Acts as a Switch: How Soluble Amyloid Drives Early Metabolic and Neuropsychiatric Symptoms in Alzheimer’s Disease
Recent clinical evidence reveals that soluble amyloid-beta oligomers, rather than traditional plaques, drive glucose dysregulation and depression in early Alzheimer’s disease. Crucially, these associations are modulated by tau pathology, su
Tenecteplase Fails to Improve Visual Outcomes in Acute Central Retinal Artery Occlusion: Results from the TenCRAOS Trial
The TenCRAOS trial demonstrated that intravenous tenecteplase administered within 4.5 hours of acute central retinal artery occlusion does not improve vision recovery compared to aspirin and carries significant safety risks, including fatal
Women Face Higher Dementia Risk from Combined Vascular and Genetic Factors: Insights from the ARIC Study
A longitudinal study of 12,268 participants reveals that women are more susceptible to cognitive decline and dementia when burdened by high blood pressure and the APOE ε4 allele compared to men.
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