The Briefing
Continuous newsroom coverage of clinically relevant evidence — newest first.
This week
24 stories-
SSRIs Induce Spatially Distinct Molecular Changes in Dorsal Raphe Serotonin Neurons
A mouse study reveals how fluoxetine alters gene expression and neuropeptide levels in specific serotonergic subpopulations.
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SCCM and ESICM launch 2026 guideline for Sepsis and Septic Shock Management
The updated Surviving Sepsis Campaign guidelines emphasize earlier, more precise interventions, including new screening tool recommendations.
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CANMAT and ICOCS launch 2025 international guideline for Obsessive-Compulsive Disorder
New joint guidelines establish a clear, tiered algorithm for OCD management, solidifying first-line options and defining evidence-based augmentation.
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AHA and ACC launch 2026 guideline for Acute Pulmonary Embolism in Adults
A new clinical categorization system for acute PE refines risk stratification, enabling more precise management and expanding outpatient treatment.
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Autism Subtypes Linked to Distinct Brain Connectivity and Biological Pathways
A cross-species neuroimaging study identifies two replicable autism subtypes with specific functional connectivity patterns and biological underpinnin
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Simvastatin Rescues Cognitive Impairment in Alzheimer's Model via Epigenetic and Synaptic Pathways
A preclinical study in mice identifies specific molecular mechanisms by which simvastatin may improve cognitive function in Alzheimer's disease.
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Military Blood Supply Insufficient for Large-Scale Combat Operations
Simulation reveals current Forward Resuscitative Surgical Detachment blood strategies, even with walking blood banks, fail rapidly under high casualty
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Favipiravir Safe, Well-Tolerated for Mild-to-Moderate Lassa Fever
A phase 2 trial in Nigeria provides pharmacokinetic data and supports favipiravir as an alternative to ribavirin for Lassa fever.
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Somatic Symptoms, Sensory Dysregulation Are Core to PTSD Presentation
Current PTSD treatments often fall short because they overlook the central role of physical sensations and sensory processing.
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Cameroon Football Reveals Gaps in Cardiac Screening, Emergency Preparedness
A cross-sectional study highlights critical deficiencies in cardiovascular screening and sudden cardiac arrest response among football teams in Camero
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ED Nudge Strategy Increases Naltrexone Prescribing for Alcohol Misuse
A multicomponent emergency department protocol significantly raised naltrexone initiation for patients with alcohol-related diagnoses.
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Refining Lower Limb TMS: Identifying MEPs in Resting Ipsilateral Muscles
This study quantifies motor evoked potentials in the non-target resting leg, offering methodological clarity for transcranial magnetic stimulation.
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IBD Inflammation Augments CHIP Risk, APE1/Ref-1 Identified as Therapeutic Target
A new study links inflammatory bowel disease to increased clonal hematopoiesis of indeterminate potential, identifying a specific molecular pathway.
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Demographics Influence Etiology in 2,052 Patients With Late-Onset Seizures
A multicenter study finds that while stroke remains common, neurodegeneration and unexplained causes dominate the geriatric epilepsy profile.
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Selective HDAC6 Inhibition Improves Motor Function in Preclinical ALS Models
A CNS-penetrant small molecule restores protein clearance and axonal transport, reducing neurofilament levels and TDP-43 pathology.
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Intravenous Magnesium Sulfate Reduces Rescue Analgesia for Acute Headache
A randomized trial finds adjunctive magnesium sulfate increases treatment success and patient satisfaction, despite pain reduction not meeting clinica
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Multimodal AI System Matches Clinicians in Simulated Telehealth Diagnostics
A new AI system, multimodal AMIE, integrates diverse data types to achieve high diagnostic accuracy and conversational quality in simulated telehealth
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ALS Subtypes Show Distinct Immune Remodeling, Linking Blood Changes to Spinal Cord Damage
A new study details specific immune cell dynamics and molecular programs in ALS, revealing distinct patterns across disease subtypes.
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Thrombectomy Improves Functional Independence in Medium-Vessel Occlusion Stroke
A randomized trial shows endovascular thrombectomy increases functional independence but also raises symptomatic intracranial hemorrhage risk in mediu
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SHANK3 Haploinsufficiency in Macaques Reveals Diverse Behavioral, Cognitive Phenotypes
A new macaque model of SHANK3 haploinsufficiency provides insights into Phelan-McDermid syndrome and potential biomarkers.
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SSPOP Mutations Linked to Pediatric Epilepsy and Developmental Disorders
Researchers identify pathogenic variants in a supposed pseudogene, expanding the diagnostic landscape for unexplained neurodevelopmental delay.
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Long-Duration Levodopa Response Distinguishes Parkinson's, Predicts Outcomes
A study details how sustained levodopa motor improvement helps differentiate parkinsonian syndromes and offers prognostic insights for PD.
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Gender-Affirming Mastectomy Linked to Sustained Satisfaction, Quality of Life
A cross-sectional study finds high patient-reported chest satisfaction and psychological well-being years after gender-affirming mastectomy.
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Alantolactone and Temozolomide Combination Targets Glioblastoma Stemness, Lipid Metabolism
Preclinical findings suggest alantolactone combined with temozolomide may overcome glioblastoma resistance by modulating the Hippo pathway.