The Briefing

Continuous newsroom coverage of clinically relevant evidence — newest first.

Earlier

24 stories
  1. Tenecteplase Before Thrombectomy Does Not Improve Late-Window Stroke Outcomes
    JAMA ·Randomized Controlled Trial · May 13, 2026

    Tenecteplase Before Thrombectomy Does Not Improve Late-Window Stroke Outcomes

    A phase 3 trial in patients with proximal MCA occlusions found no functional benefit to adding tenecteplase between 4.5 and 24 hours.

  2. Nuclear Membrane Disruption Precedes Cytoplasmic Tau in Anti-IgLON5 Disease
    Brain ·Mixed-Methods Study · May 13, 2026

    Nuclear Membrane Disruption Precedes Cytoplasmic Tau in Anti-IgLON5 Disease

    Autopsy and in vitro data show that antibody binding triggers nuclear invaginations and serine 422 phosphorylation before tau aggregates.

  3. Comorbidity Drives Genetic Overlap Between Anxiety and Major Depression
    Biological psychiatry ·Genome-Wide Association Study · May 12, 2026

    Comorbidity Drives Genetic Overlap Between Anxiety and Major Depression

    Excluding comorbid cases reveals that isolated anxiety and depression are more genetically distinct than previously recognized.

  4. Digoxin Reduces Heart Failure Risk in Rheumatic Heart Disease
    JAMA ·Randomized Controlled Trial · May 12, 2026

    Digoxin Reduces Heart Failure Risk in Rheumatic Heart Disease

    A randomized trial in India shows low-dose digoxin decreases the composite risk of death or worsening heart failure by 18 percent.

  5. Nurse-Led School CPR Program Multiplies Community Training Reach
    Annals of Emergency Medicine ·Cohort Study · May 12, 2026

    Nurse-Led School CPR Program Multiplies Community Training Reach

    Students using low-cost manikins trained an average of 2.4 family members, significantly expanding the pool of potential bystanders.

  6. POT1 Mutations Drive Lymphoid Malignancy Through Ultralong Telomeres
    Blood ·Cohort Study · May 12, 2026

    POT1 Mutations Drive Lymphoid Malignancy Through Ultralong Telomeres

    Pathogenic POT1 variants increase lymphoma risk eightfold by extending cellular longevity and promoting age-dependent clonal expansion.

  7. Transradial Access Does Not Increase Radiation in Aneurysm Treatment
    European Radiology ·Cohort Study · May 12, 2026

    Transradial Access Does Not Increase Radiation in Aneurysm Treatment

    A comparative study finds no significant difference in radiation dose between radial and femoral routes for endovascular repair.

  8. Subthalamic Signal Propagation Predicts Parkinsonian Motor State
    Brain ·Cohort Study · May 12, 2026

    Subthalamic Signal Propagation Predicts Parkinsonian Motor State

    Movement-related high-frequency oscillations propagate along the inferior-superior axis, correlating with levodopa response.

  9. Neurosurgeons Disagree on Resectability in Recurrent Glioblastoma Trial
    Neuro-Oncology ·Cohort Study · May 12, 2026

    Neurosurgeons Disagree on Resectability in Recurrent Glioblastoma Trial

    A post-hoc analysis reveals low inter-rater agreement on surgical feasibility and no link between surgeon consensus and survival.

  10. Small Vessel Disease Explains Reduced Thrombectomy Benefit in Older Patients
    Annals of Neurology ·Randomized Controlled Trial · May 12, 2026

    Small Vessel Disease Explains Reduced Thrombectomy Benefit in Older Patients

    A secondary analysis of the RESILIENT trial finds that CT markers of brain frailty, not age alone, predict poor functional outcomes.

  11. Low-Dose Digoxin Fails to Reduce Heart Failure Events in Randomized Trial
    Nature Medicine ·Randomized Controlled Trial · May 12, 2026

    Low-Dose Digoxin Fails to Reduce Heart Failure Events in Randomized Trial

    A study of 1,001 patients found targeting low serum concentrations did not significantly lower mortality or urgent hospital visits.

  12. Early Magnesium Sulfate Linked to Lower Mortality in Pneumonia
    Journal of Intensive Care Medicine ·Cohort Study · May 12, 2026

    Early Magnesium Sulfate Linked to Lower Mortality in Pneumonia

    A retrospective analysis of 9,203 ICU patients suggests early intravenous magnesium may reduce 30-day mortality risk by 16 percent.

  13. Resident Response Vehicles Increase Exposure to High-Acuity Prehospital Care
    Prehospital Emergency Care ·Cohort Study · May 12, 2026

    Resident Response Vehicles Increase Exposure to High-Acuity Prehospital Care

    A five-year study shows dedicated field vehicles provide residents with over 1,300 cardiac arrests and 2,000 medical control consults.

  14. ACL Reconstruction Triples 20-Year Risk of Knee Arthroplasty
    British Journal of Sports Medicine ·Cohort Study · May 12, 2026

    ACL Reconstruction Triples 20-Year Risk of Knee Arthroplasty

    A study of 135,881 patients shows a 2.44% absolute risk of knee replacement two decades after surgery, rising with meniscal involvement.

  15. Quality Improvement Shortens Time to Antibiotics in Pediatric Intestinal Failure
    Pediatric Emergency Care ·Cohort Study · May 12, 2026

    Quality Improvement Shortens Time to Antibiotics in Pediatric Intestinal Failure

    Multidisciplinary interventions reduced median cephalosporin delivery time by 58% for children with suspected central line infections.

  16. Glofitamab Shows High Response Rates in Refractory Aggressive B-Cell Lymphoma
    American Journal of Hematology ·Cohort Study · May 12, 2026

    Glofitamab Shows High Response Rates in Refractory Aggressive B-Cell Lymphoma

    Real-world data link baseline CD4+ effector T cells and early CD8+ expansion to improved outcomes with bispecific antibody therapy.

  17. Auditory Slow-Wave Stimulation Reduces Axonal Damage in Rat Brain Injury Model
    Annals of Neurology ·Animal Study · May 12, 2026

    Auditory Slow-Wave Stimulation Reduces Axonal Damage in Rat Brain Injury Model

    Closed-loop acoustic triggers during deep sleep preserved white matter integrity and cognitive function in a preclinical study of TBI.

  18. Biliopancreatic Diversion Shows Durable Weight Loss but High Long-Term Morbidity
    PubMed ·Cohort Study · May 12, 2026

    Biliopancreatic Diversion Shows Durable Weight Loss but High Long-Term Morbidity

    A 50-year cohort study finds universal diabetes remission and sustained weight loss alongside an 86% nutritional complication rate.

  19. Early Chelation Prevents Cardiac Iron Overload in Diamond–Blackfan Anemia
    American Journal of Hematology ·Cohort Study · May 12, 2026

    Early Chelation Prevents Cardiac Iron Overload in Diamond–Blackfan Anemia

    A retrospective study of 64 infants shows that initiating chelation at a median age of 18 months reduces ferritin and protects the heart.

  20. Paramedic Discharge Protocols Reduce Call Times but Remain Underutilized
    Prehospital Emergency Care ·Cohort Study · May 12, 2026

    Paramedic Discharge Protocols Reduce Call Times but Remain Underutilized

    Prehospital discharge for resolved seizures and hypoglycemia cuts call duration by half compared to emergency department transport.

  21. Hugo Robotic System Achieves High Success in US Hernia Repair Trial
    Annals of Surgery ·Cohort Study · May 12, 2026

    Hugo Robotic System Achieves High Success in US Hernia Repair Trial

    A multi-center study of 193 patients shows zero conversions and low surgical-site event rates for inguinal and ventral hernia repairs.

  22. Brain Connectivity Subtypes Predict rTMS Response for Anhedonia in Depression
    Molecular Psychiatry ·Cohort Study · May 12, 2026

    Brain Connectivity Subtypes Predict rTMS Response for Anhedonia in Depression

    Patients with specific frontoparietal hyperconnectivity show significant improvement in anhedonia following neurostimulation.

  23. Early Radiographic Response Poorly Predicts Local Control in Brain Metastases
    Neuro-Oncology ·Cohort Study · May 12, 2026

    Early Radiographic Response Poorly Predicts Local Control in Brain Metastases

    A large cohort study finds that stable disease and partial response carry similar recurrence risks after radiation therapy.

  24. IVC to Aorta Ratio Tracks Fluid Response but Lacks Clinical Correlation
    Pediatric Emergency Care ·Cohort Study · May 12, 2026

    IVC to Aorta Ratio Tracks Fluid Response but Lacks Clinical Correlation

    Ultrasound metrics of the inferior vena cava change after fluid boluses in pediatric shock but do not align with heart rate or shock index.