The Briefing

Continuous newsroom coverage of clinically relevant evidence — newest first.

This week

19 stories
  1. Key Factors Drive Tidal Recruitment/Derecruitment in Spontaneously Breathing ARDS
    American Journal of Respiratory and Critical Care Medicine ·Cohort Study · May 25, 2026

    Key Factors Drive Tidal Recruitment/Derecruitment in Spontaneously Breathing ARDS

    A study identifies specific physiological and radiological determinants of lung injury in ARDS patients on pressure support ventilation.

  2. Proximity-Based Lung Allocation Policy May Worsen Geographic Disparities
    CHEST Journal ·Cohort Study · May 25, 2026

    Proximity-Based Lung Allocation Policy May Worsen Geographic Disparities

    A new study suggests that increasing donor-candidate proximity in lung allocation could reduce donor availability and disadvantage harder-to-match.

  3. ECMO Escalation in ARDS: Prevalence, Mortality, and Hospital Volume Impact
    Critical Care Medicine ·Cohort Study · May 25, 2026

    ECMO Escalation in ARDS: Prevalence, Mortality, and Hospital Volume Impact

    A large Chinese cohort study details the incidence and outcomes of venovenous ECMO escalation in ARDS, highlighting mortality risks.

  4. TFPI Essential for Embryonic Brain Vessel Development, Protein C Mitigates Defects
    Blood ·Animal Study · May 25, 2026

    TFPI Essential for Embryonic Brain Vessel Development, Protein C Mitigates Defects

    A preclinical study in mice reveals tissue factor pathway inhibitor's critical role in preventing cerebrovascular malformations and lethality.

  5. Evolutionary Adaptation Reveals Neuronal Pathway for Myelination and Repair
    Neuron ·Animal Study · May 25, 2026

    Evolutionary Adaptation Reveals Neuronal Pathway for Myelination and Repair

    A Retsat variant from high-altitude species uncovers a neuron-to-glia signaling mechanism that promotes central nervous system myelin formation…

  6. Autoimmune Encephalitis Subtypes Identified in Rapidly Progressive Dementia
    Neurology ·Cohort Study · May 25, 2026

    Autoimmune Encephalitis Subtypes Identified in Rapidly Progressive Dementia

    A multicenter study clarifies the prevalence and clinical presentations of specific autoimmune encephalitis subtypes in patients with rapidly progress

  7. Initial Central Venous Puncture Reduces Blood Culture Contamination
    Critical Care Medicine ·Cohort Study · May 24, 2026

    Initial Central Venous Puncture Reduces Blood Culture Contamination

    Sampling blood cultures before central line insertion significantly lowers contamination rates without compromising pathogen detection.

  8. Bispecific CAR T-Cells Show High Response in Extramedullary Multiple Myeloma
    Blood ·Randomized Controlled Trial · May 24, 2026

    Bispecific CAR T-Cells Show High Response in Extramedullary Multiple Myeloma

    A phase 2 trial reports high overall response and manageable safety with anti-BCMA/GPRC5D CAR T-cells for relapsed/refractory disease.

  9. Specific Genetic Elements Control Blood-Brain Barrier Endothelial Cell Function
    Neuron ·Animal Study · May 24, 2026

    Specific Genetic Elements Control Blood-Brain Barrier Endothelial Cell Function

    Researchers identify a key DNA segment and transcription factors that regulate the unique gene expression of CNS vascular endothelial cells.

  10. Early Bradycardia Predicts Need for Positive Pressure Ventilation in Newborns
    Resuscitation ·Cohort Study · May 24, 2026

    Early Bradycardia Predicts Need for Positive Pressure Ventilation in Newborns

    An observational study quantifies heart rate response to tactile stimulation and identifies early bradycardia as a marker for advanced resuscitation.

  11. PLANA Improves Presurgical Nasal Alignment in Unilateral Cleft Lip
    Plastic & Reconstructive Surgery ·Cohort Study · May 24, 2026

    PLANA Improves Presurgical Nasal Alignment in Unilateral Cleft Lip

    A comparative study found Presurgical Lip-Alveolus-Nose Approximation (PLANA) led to better subnasale alignment than Nasal Elevator-based protocols.

  12. Linear Distance Modulates Brain's Gender Agreement Processing
    Brain Research ·Cohort Study · May 24, 2026

    Linear Distance Modulates Brain's Gender Agreement Processing

    A study in Norwegian speakers clarifies how word separation impacts neural responses to grammatical gender violations, using Event-Related Potentials.

  13. Double Sequential Defibrillation Implementation Shows No Survival Benefit in New Zealand EMS
    Resuscitation ·Cohort Study · May 24, 2026

    Double Sequential Defibrillation Implementation Shows No Survival Benefit in New Zealand EMS

    A retrospective cohort study found no improvement in return of spontaneous circulation or 30-day survival after DSD introduction.

  14. Autologous Reconstruction Reduces Failure Rates After Breast-Conserving Therapy
    Plastic & Reconstructive Surgery ·Cohort Study · May 24, 2026

    Autologous Reconstruction Reduces Failure Rates After Breast-Conserving Therapy

    For patients with prior breast-conserving therapy, autologous reconstruction demonstrates significantly lower failure rates compared…

  15. Bicarbonate Reduces Renal Replacement Therapy in Critically Ill Adults
    Critical Care Medicine ·Meta-Analysis · May 24, 2026

    Bicarbonate Reduces Renal Replacement Therapy in Critically Ill Adults

    A meta-analysis of four randomized controlled trials indicates sodium bicarbonate significantly lowers the need for renal replacement therapy.

  16. Sickle Cell Trait Not Linked to Overall Mortality or Cardiovascular Disease
    Blood ·Cohort Study · May 24, 2026

    Sickle Cell Trait Not Linked to Overall Mortality or Cardiovascular Disease

    A large UK Biobank study finds sickle cell trait does not increase all-cause death or cardiovascular events, but associates with diabetes, kidney…

  17. ATF2 Phosphorylation Drives Neuronal Apoptosis in Neurodegenerative Disease Models
    Neuron ·In Vitro Study · May 24, 2026

    ATF2 Phosphorylation Drives Neuronal Apoptosis in Neurodegenerative Disease Models

    A genome-wide screen identifies a specific molecular cascade involving ATF2 phosphorylation as a core driver of neuronal cell death.

  18. Plantar Agraphesthesia Signals Lower Limb Cortical Sensory Loss in Corticobasal Syndrome
    Neurology ·Case Report · May 24, 2026

    Plantar Agraphesthesia Signals Lower Limb Cortical Sensory Loss in Corticobasal Syndrome

    A case report details how plantar agraphesthesia can indicate cortical sensory deficits in the lower limb, even without hand involvement.

  19. Successful HSCT Slows Brain Volume Loss in Adults With Sickle Cell Disease
    Neurology ·Cohort Study · May 24, 2026

    Successful HSCT Slows Brain Volume Loss in Adults With Sickle Cell Disease

    A cohort study indicates that successful hematopoietic stem cell transplant is associated with preserved brain volume in adults with SCD.

Earlier

5 stories
  1. Plain X-rays and Physical Exam Reliably Screen Pediatric Thoracolumbar Injuries
    Journal of Trauma: Injury, Infection, and Critical Care ·Cohort Study · May 23, 2026

    Plain X-rays and Physical Exam Reliably Screen Pediatric Thoracolumbar Injuries

    A multicenter study suggests dedicated spinal X-rays and physical exam can reduce unnecessary CT scans in children with potential spinal trauma.

  2. Maternal Microbial Exposure Confers Intergenerational Stress Resilience in Male Mouse Offspring
    Molecular Psychiatry ·Animal Study · May 23, 2026

    Maternal Microbial Exposure Confers Intergenerational Stress Resilience in Male Mouse Offspring

    Maternal administration of a heat-killed bacterium protected male offspring from chronic stress effects, potentially via microbiome changes.

  3. Imdusiran Demonstrates Favorable Safety Profile in Early Hepatitis B Trial
    ˜The œLancet. Gastroenterology & hepatology ·Randomized Controlled Trial · May 23, 2026

    Imdusiran Demonstrates Favorable Safety Profile in Early Hepatitis B Trial

    A phase 1a/b study of the siRNA imdusiran shows it is well tolerated in healthy individuals and chronic hepatitis B patients.

  4. Brazilian Study Pinpoints Persistent Critical Illness Onset at ICU Day 15
    Critical Care Medicine ·Cohort Study · May 23, 2026

    Brazilian Study Pinpoints Persistent Critical Illness Onset at ICU Day 15

    A large cohort study in Brazil identifies the transition to persistent critical illness at 15 days, impacting resource utilization.

  5. TP53 and 5q Deletion Drive AML-CK Aneuploidy, Create BCL2 Vulnerability
    Blood ·In Vitro Study · May 23, 2026

    TP53 and 5q Deletion Drive AML-CK Aneuploidy, Create BCL2 Vulnerability

    A new study identifies the genetic drivers of complex karyotype acute myeloid leukemia and a targetable BCL2-dependent vulnerability.