The Briefing

Continuous newsroom coverage of clinically relevant evidence — newest first.

This week

24 stories
  1. Brepocitinib 30 mg Improves Dermatomyositis Symptoms and Reduces Glucocorticoid Need
    New England Journal of Medicine ·Randomized Controlled Trial · May 15, 2026

    Brepocitinib 30 mg Improves Dermatomyositis Symptoms and Reduces Glucocorticoid Need

    A phase 3 trial shows that once-daily oral brepocitinib 30 mg significantly improves disease activity and allows for glucocorticoid tapering in adults

  2. Nitrous Oxide Addiction Linked to DCN-VTA Circuit, AMPA Receptor Potentiation
    Molecular Psychiatry ·In Vitro Study · May 15, 2026

    Nitrous Oxide Addiction Linked to DCN-VTA Circuit, AMPA Receptor Potentiation

    A new study identifies how nitrous oxide directly enhances AMPA receptor function in the DCN-VTA circuit, mediating its rewarding effects.

  3. Nitrous Oxide Reward Driven by DCN-VTA Circuit, AMPA Receptor Potentiation
    Molecular Psychiatry ·In Vitro Study · May 15, 2026

    Nitrous Oxide Reward Driven by DCN-VTA Circuit, AMPA Receptor Potentiation

    A new study in animal models identifies the specific neural circuit and molecular mechanism underlying nitrous oxide's rewarding effects.

  4. IDH1 Mutations in Prostate Cancer Link High Stage/Grade to Favorable Outcomes
    European urology ·Cohort Study · May 15, 2026

    IDH1 Mutations in Prostate Cancer Link High Stage/Grade to Favorable Outcomes

    A retrospective analysis identifies IDH1 mutations as a marker for improved survival in prostate cancer, despite aggressive initial presentation.

  5. CPES Score May Better Identify PE Patients Needing Advanced Intervention
    Annals of emergency medicine ·Cohort Study · May 15, 2026

    CPES Score May Better Identify PE Patients Needing Advanced Intervention

    A retrospective study suggests the Composite Pulmonary Embolism Shock score offers improved prediction for advanced interventions in PE.

  6. CPES Score Identifies PE Patients Needing Advanced Intervention
    Annals of emergency medicine ·Cohort Study · May 15, 2026

    CPES Score Identifies PE Patients Needing Advanced Intervention

    A retrospective study finds the Composite Pulmonary Embolism Shock score particularly effective in predicting the need for advanced therapies.

  7. Urinary Nanoprobe Detects Therapy-Induced Senescence in Lung Cancer, Fibrosis
    Nature Aging ·In Vitro Study · May 15, 2026

    Urinary Nanoprobe Detects Therapy-Induced Senescence in Lung Cancer, Fibrosis

    A new injectable albumin-based nanoprobe allows noninvasive, longitudinal monitoring of cellular senescence burden via urine testing.

  8. GABAergic Signaling and SST Interneurons Boost Dendritic Calcium Influx
    Neuron ·In Vitro Study · May 15, 2026

    GABAergic Signaling and SST Interneurons Boost Dendritic Calcium Influx

    A new study in mice reveals how specific GABA-A receptors and somatostatin-expressing interneurons can paradoxically enhance neuronal calcium signalin

  9. PsA Improvement Thresholds Vary by Baseline Disease Activity, Not Prior TNFi Exposure
    Annals of the Rheumatic Diseases ·Randomized Controlled Trial · May 15, 2026

    PsA Improvement Thresholds Vary by Baseline Disease Activity, Not Prior TNFi Exposure

    Minimal clinically important improvement (MCII) thresholds in psoriatic arthritis depend on baseline disease severity, guiding personalized treatment.

  10. Parkinson's Dementia Risk Lower, Later Than Prior Estimates
    Annals of Neurology ·Cohort Study · May 15, 2026

    Parkinson's Dementia Risk Lower, Later Than Prior Estimates

    New data from the Parkinson's Progression Markers Initiative refines understanding of cognitive decline prevalence and progression.

  11. UK and Ireland Neonatal Stroke Incidence: 9.0 per 100,000 Live Births
    Archives of Disease in Childhood Fetal & Neonatal ·Meta-Analysis · May 15, 2026

    UK and Ireland Neonatal Stroke Incidence: 9.0 per 100,000 Live Births

    A new surveillance study details the epidemiology, clinical patterns, and short-term outcomes of neonatal stroke in the UK and Ireland.

  12. UK Neonatal Stroke Incidence: 9.0 per 100,000 Live Births, Varied Presentations
    Archives of Disease in Childhood Fetal & Neonatal ·Meta-Analysis · May 15, 2026

    UK Neonatal Stroke Incidence: 9.0 per 100,000 Live Births, Varied Presentations

    A new surveillance study details the incidence, clinical features, and initial management of neonatal stroke in the UK and Ireland.

  13. Dual PH Therapy Before BPA Reduces Complications, Improves Outcomes in CTEPH
    CHEST Journal ·Cohort Study · May 15, 2026

    Dual PH Therapy Before BPA Reduces Complications, Improves Outcomes in CTEPH

    A Dutch registry study indicates that dual pulmonary hypertension-targeted medical therapy improves safety and efficacy of balloon pulmonary angioplas

  14. Dual PH-Targeted Therapy Reduces BPA Complications, Improves Outcomes in CTEPH
    CHEST Journal ·Cohort Study · May 15, 2026

    Dual PH-Targeted Therapy Reduces BPA Complications, Improves Outcomes in CTEPH

    A Dutch registry study indicates that dual pulmonary hypertension-targeted medical pretreatment lowers periprocedural risks and enhances clinical bene

  15. Teriparatide Plus Zoledronic Acid Does Not Reduce Fracture Risk in Adults with OI
    JAMA ·Randomized Controlled Trial · May 15, 2026

    Teriparatide Plus Zoledronic Acid Does Not Reduce Fracture Risk in Adults with OI

    A randomized trial found that while combination therapy increased bone mineral density, it did not lower fracture incidence.

  16. Macaque V1 Neuron Activity Links Internal States to Reaction Time, Perceptual Choice
    Nature Neuroscience ·Animal Study · May 15, 2026

    Macaque V1 Neuron Activity Links Internal States to Reaction Time, Perceptual Choice

    New research in macaque monkeys reveals how primary visual cortex neuron membrane potential dynamically influences visual task performance.

  17. Familial Brain Pattern Similarity Links to Psychotic Disorder Risk in Offspring
    PubMed ·Cohort Study · May 15, 2026

    Familial Brain Pattern Similarity Links to Psychotic Disorder Risk in Offspring

    A new index quantifying cortical thickness similarity between parents with psychosis and their offspring correlates with psychiatric diagnoses.

  18. Acute Kidney Injury Predicts Increased Risk of Stroke and Dementia
    Neurology ·Meta-Analysis · May 15, 2026

    Acute Kidney Injury Predicts Increased Risk of Stroke and Dementia

    A meta-analysis of 11 million patients links acute renal insults to a 35% higher stroke risk and nearly fivefold 90-day poststroke mortality.

  19. Circulating Tumor DNA Predicts Progression-Free Survival in Hodgkin Lymphoma
    Blood ·Cohort Study · May 15, 2026

    Circulating Tumor DNA Predicts Progression-Free Survival in Hodgkin Lymphoma

    A validated sequencing assay identifies patients at high risk for relapse after two cycles of chemotherapy in the GHSG HD21 trial.

  20. Intracranial Recordings Map Immediate and Distal Neural Responses to Magnetic Stimulation
    Brain ·Systematic Review · May 15, 2026

    Intracranial Recordings Map Immediate and Distal Neural Responses to Magnetic Stimulation

    A review of human and primate data shows single-pulse TMS excites neurons in 2 milliseconds and modulates networks for up to 40 minutes.

  21. Digital Interventions Improve Eating Disorder Symptoms and Comorbid Mental Health
    JAMA Psychiatry ·Meta-Analysis · May 14, 2026

    Digital Interventions Improve Eating Disorder Symptoms and Comorbid Mental Health

    A meta-analysis of 36 trials shows digital tools offer consistent, durable benefits for core eating disorder symptoms and associated mental health con

  22. Maternal Genetic Variants Linked to Aneuploid Conception Identified in Review
    Human Reproduction Update ·Narrative Review · May 14, 2026

    Maternal Genetic Variants Linked to Aneuploid Conception Identified in Review

    A systematic review identifies specific maternal genetic variants associated with aneuploid conceptions, offering new insights for infertility diagnos

  23. CMR and NT-proBNP Improve Risk Prediction in Hypertrophic Cardiomyopathy
    JAMA ·Cohort Study · May 14, 2026

    CMR and NT-proBNP Improve Risk Prediction in Hypertrophic Cardiomyopathy

    A prospective registry study identifies myocardial scar and natriuretic peptide levels as key predictors of long-term adverse outcomes.

  24. Memory Deficits Persist in Multiple Sclerosis Despite Preserved Processing Speed
    Brain ·Cohort Study · May 14, 2026

    Memory Deficits Persist in Multiple Sclerosis Despite Preserved Processing Speed

    Modern treatment eras show a shift where cognitive slowing is no longer the primary deficit in relapsing-remitting multiple sclerosis.