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Age and Sex Redefine the Amyloid-to-Tau Transition: Establishing Patient-Centered PET Thresholds for Alzheimer’s Disease
NeurologyAlzheimer's diseaseprecision medicine

Age and Sex Redefine the Amyloid-to-Tau Transition: Establishing Patient-Centered PET Thresholds for Alzheimer’s Disease

By MedXY|Jan 6, 2026

This study establishes patient-centered amyloid PET thresholds for tauopathy onset, revealing that age and sex significantly influence the transition from amyloidosis to tau accumulation. These personalized cut-offs better predict cognitive

Emergent Carotid Stenting for Tandem Lesions Yields Superior One-Year Outcomes: Evidence from the SECURIS Study
NeurologyCarotid Artery StentingEndovascular therapy

Emergent Carotid Stenting for Tandem Lesions Yields Superior One-Year Outcomes: Evidence from the SECURIS Study

By MedXY|Jan 6, 2026

The SECURIS study demonstrates that emergent carotid artery stenting (eCAS) for tandem lesions in acute ischemic stroke significantly improves one-year functional outcomes and recanalization success without increasing hemorrhagic risks comp

Emergent Carotid Stenting During Thrombectomy Superior for Tandem Lesion Stroke: Insights From the CERES-TANDEM Study
Neurologyischemic strokeTandem Lesions

Emergent Carotid Stenting During Thrombectomy Superior for Tandem Lesion Stroke: Insights From the CERES-TANDEM Study

By MedXY|Jan 6, 2026

The CERES-TANDEM study provides Class II evidence that emergent carotid stenting (eCAS) during endovascular thrombectomy for tandem lesions significantly improves 90-day functional outcomes without increasing hemorrhagic risk, supporting it

Emergent Carotid Stenting Redefines Outcomes in Tandem Lesion Stroke: Insights from the CERES-TANDEM Study
Neurologycarotid stentingstroke

Emergent Carotid Stenting Redefines Outcomes in Tandem Lesion Stroke: Insights from the CERES-TANDEM Study

By MedXY|Jan 6, 2026

The multicenter CERES-TANDEM study provides Class II evidence that emergent carotid stenting (eCAS) during thrombectomy for tandem lesions significantly improves 90-day functional recovery without increasing the risk of symptomatic intracra

Midlife Plasma GFAP as a Long-Term Sentinel for Cerebral Small Vessel Disease: A Decadal Prospective Study
Neurologybiomarkerscerebral small vessel disease

Midlife Plasma GFAP as a Long-Term Sentinel for Cerebral Small Vessel Disease: A Decadal Prospective Study

By MedXY|Jan 6, 2026

Elevated plasma glial fibrillary acidic protein (GFAP) in middle age independently predicts the progression of cerebral small vessel disease MRI markers nearly a decade later, suggesting its potential as an early-stage prognostic biomarker

Significant 1-Year Risk of Cardiovascular Events in Cognitive Impairment Highlights Safety Concerns for Anti-Amyloid Therapy
CardiologyAlzheimer's diseaseanticoagulation

Significant 1-Year Risk of Cardiovascular Events in Cognitive Impairment Highlights Safety Concerns for Anti-Amyloid Therapy

By MedXY|Jan 6, 2026

A longitudinal study reveals that over 5% of patients with MCI or dementia develop new indications for anticoagulants or thrombolytics within a year, complicating the use of anti-amyloid monoclonal antibodies due to increased intracranial h

Refining Risk Stratification: The IsCHEMiA Score Outperforms Existing Models in Predicting Poststroke Epilepsy
Neurologyischemic strokeNeuroimaging

Refining Risk Stratification: The IsCHEMiA Score Outperforms Existing Models in Predicting Poststroke Epilepsy

By MedXY|Jan 6, 2026

The IsCHEMiA score, an imaging-based risk model validated across international cohorts, offers superior prediction of poststroke epilepsy compared to previous tools. By integrating clinical and neuroimaging markers, it provides a precise fr

Early Postpartum Blood Pressure Optimization Preserves Brain Volume After Hypertensive Pregnancy: Insights from the POP-HT Trial
NeurologyHypertensionneuroprotection

Early Postpartum Blood Pressure Optimization Preserves Brain Volume After Hypertensive Pregnancy: Insights from the POP-HT Trial

By MedXY|Jan 6, 2026

The POP-HT randomized clinical trial imaging substudy demonstrates that intensive postpartum blood pressure management after hypertensive pregnancy is associated with significantly larger white matter and subcortical brain volumes, suggesti

Neuropsychiatric Interaction with Vascular Health: Deciphering the Moderating Role of PTSD in Hormonal Contraceptive-Associated Cardiovascular Risk
Clinical Updatescardiovascular healthHormonal Contraceptives

Neuropsychiatric Interaction with Vascular Health: Deciphering the Moderating Role of PTSD in Hormonal Contraceptive-Associated Cardiovascular Risk

By MedXY|Jan 6, 2026

A large-scale cohort study demonstrates that while hormonal contraceptives are generally associated with lower cardiovascular risk in women, this protective effect is lost in those with PTSD, highlighting a critical intersection between psy

Digital Phenotyping in Insomnia: Real-Time Smartphone Assessment Detects Daytime Benefits of Suvorexant Missed by Traditional Scales
Neurologydigital healthecological momentary assessment

Digital Phenotyping in Insomnia: Real-Time Smartphone Assessment Detects Daytime Benefits of Suvorexant Missed by Traditional Scales

By MedXY|Jan 6, 2026

A randomized clinical trial demonstrates that smartphone-based ecological momentary assessment (EMA) is significantly more sensitive than retrospective questionnaires in detecting the daytime clinical benefits of suvorexant, particularly re

Adjuvant Temozolomide for IDH-Mutated Anaplastic Astrocytoma: Final CATNON Results Confirm a Decade of Survival Benefit
NeurologygliomaIDH mutation

Adjuvant Temozolomide for IDH-Mutated Anaplastic Astrocytoma: Final CATNON Results Confirm a Decade of Survival Benefit

By MedXY|Jan 5, 2026

The final analysis of the EORTC CATNON trial reveals that 12 cycles of adjuvant temozolomide significantly extend overall survival to 12.5 years in IDH-mutated anaplastic astrocytoma, whereas concurrent temozolomide provides no added clinic

Distinct Neuroimaging Signatures: Atrial Fibrillation and Atherosclerosis Drive Divergent Vascular Brain Lesion Patterns
Cardiologyatherosclerosisatrial fibrillation

Distinct Neuroimaging Signatures: Atrial Fibrillation and Atherosclerosis Drive Divergent Vascular Brain Lesion Patterns

By MedXY|Jan 5, 2026

A large-scale comparative study of 3,508 patients reveals that atrial fibrillation and atherosclerosis produce significantly different vascular brain lesions on MRI, with AF favoring non-lacunar infarcts and periventricular white matter cha

Beyond Stenosis: Wall Shear Stress and Oscillatory Index Emerge as Key Biomarkers for High-Risk Carotid Plaques
CardiologyCarotid Stenosisstroke prevention

Beyond Stenosis: Wall Shear Stress and Oscillatory Index Emerge as Key Biomarkers for High-Risk Carotid Plaques

By MedXY|Jan 2, 2026

A study in Eur Heart J Cardiovasc Imaging identifies elevated systolic wall shear stress and low oscillatory shear index as independent predictors of complicated carotid artery plaques, offering a more precise framework for stroke risk stra

DKK2 Inhibition: A Novel Neurovascular Strategy to Salvage the Ischaemic Penumbra and Protect the Blood-Brain Barrier
Cardiologyblood–brain barrierIschaemic Stroke

DKK2 Inhibition: A Novel Neurovascular Strategy to Salvage the Ischaemic Penumbra and Protect the Blood-Brain Barrier

By MedXY|Jan 2, 2026

New research published in the European Heart Journal identifies Dickkopf-related protein 2 (DKK2) as a primary driver of neurovascular injury post-stroke. By suppressing Wnt signalling, DKK2 exacerbates neuronal death and blood-brain barrie

Circumferential Aneurysm Wall Enhancement Predicts a Three-Fold Increase in 4-Year Risk of Instability
Neurologyintracranial aneurysmstroke prevention

Circumferential Aneurysm Wall Enhancement Predicts a Three-Fold Increase in 4-Year Risk of Instability

By MedXY|Jan 2, 2026

A large-scale prospective study in JAMA Neurology identifies circumferential aneurysm wall enhancement (AWE) as a potent independent predictor of intracranial aneurysm growth or rupture, offering a critical radiological biomarker for clinic

Beyond the Lungs: How Ambient Air Pollution Drives Alzheimer’s Neuropathology and Cognitive Decline
NeurologyAlzheimer's diseaseNeuroimaging

Beyond the Lungs: How Ambient Air Pollution Drives Alzheimer’s Neuropathology and Cognitive Decline

By MedXY|Jan 2, 2026

Emerging evidence confirms that air pollution, particularly PM2.5 and NO2, is directly associated with Alzheimer’s neuropathology, structural brain changes, and cognitive decline. New research highlights that these effects are partially med

Precision Screening for Preclinical Alzheimer Disease: The Ascendance of Plasma p-tau217 as a Scalable Biomarker
Clinical UpdatesAlzheimer diseasebiomarkers

Precision Screening for Preclinical Alzheimer Disease: The Ascendance of Plasma p-tau217 as a Scalable Biomarker

By MedXY|Jan 2, 2026

This review synthesizes recent high-impact evidence on plasma p-tau217, demonstrating its superior utility in identifying amyloid pathology, predicting cognitive decline, and optimizing recruitment for primary prevention trials in cognitive

A Global Standard: Understanding the New VasCog-2-WSO Criteria for Vascular Dementia
Neurologyneurologyvascular dementia

A Global Standard: Understanding the New VasCog-2-WSO Criteria for Vascular Dementia

By MedXY|Jan 2, 2026

Experts have released the VasCog-2-WSO criteria, an updated international standard for diagnosing vascular cognitive impairment and dementia. This revision introduces a preclinical stage and incorporates modern neuroimaging and fluid biomar

Early CPAP Intervention May Mitigate Parkinson Disease Risk in Patients with Obstructive Sleep Apnea
NeurologyCPAP Therapyneurodegeneration

Early CPAP Intervention May Mitigate Parkinson Disease Risk in Patients with Obstructive Sleep Apnea

By MedXY|Jan 2, 2026

A massive cohort study of 11.3 million US veterans reveals that obstructive sleep apnea is an independent risk factor for Parkinson disease, but early treatment with CPAP significantly reduces this risk, particularly in women.

Beyond the Fever: Acute Dengue Infection Linked to Significant Neurological Risks in Older Adults
Infectious Diseasesgeriatric medicine

Beyond the Fever: Acute Dengue Infection Linked to Significant Neurological Risks in Older Adults

By MedXY|Jan 2, 2026

A large-scale population-based study in Singapore reveals that acute dengue virus infection is associated with a nearly ten-fold increase in neurological events, including memory loss and movement disorders, particularly in older adults and

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