
JAMA is an international peer-reviewed general medical journal published weekly online and in print, and a member of the @JAMANetwork family of journals.
Chicago, IL
Joined May 2009
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Attending the #AMIA2026 Annual Symposium?
Follow @JAMA_AI_ for the latest research, expert perspectives, and insights on how #AI is shaping clinical care, health systems, and patient outcomes.
#AMIA2026 #HealthInformatics #HealthSystems
JAMA retweeted
📊 Last month's JAMA+ Trials poll asked: "Extension studies to clinical trials..."
🔗 Explore more discussions, polls, and perspectives on clinical trials: ja.ma/48J5lEF
JAMA retweeted
🚨 Late-breaking science at #ScientificSessions26!
Extended follow-up of the COURAGE trial, published today in @JAMA_current:
🔴 Routine up-front PCI did not reduce long-term death or MI in patients with stable CAD.
⚠️ Important caveat: PCI has evolved considerably since COURAGE, with DES, physiology guidance & intravascular imaging
JAMA retweeted
Presented today at #TCT2026:
Among patients undergoing balloon-expandable #TranscatheterAorticValveImplantation for #AorticStenosis, routine postdilation reduced valve asymmetry and improved hemodynamic performance without increasing adverse events.
ja.ma/4iVHt6z
A new journal is coming to the JAMA Network.
JAMA AI will be dedicated to #AI, #digital #health, and the future of #medicine.
🔗 Sign up for email updates to be among the first to hear when JAMA AI opens for submissions: ja.ma/4z1DGcX
#JAMAAI #AIinMedicine
JAMA retweeted
🚨Excited to share our PELICAN Randomized Clinical Trial, just published in JAMA (D1, IF 65.4)
📄 Individualized Cardiac Index-Guided Hemodynamic Therapy in High-Risk Patients Undergoing Elective Major Abdominal Surgery: The PELICAN Randomized Clinical Trial
🌍 A large, international, multicenter RCT conducted across 12 university hospitals in Austria, the Czech Republic, Denmark, Germany, and Spain.
🔬 The clinical question: Does individualized intraoperative hemodynamic therapy targeting each patient’s preoperative resting cardiac index improve postoperative outcomes compared with routine hemodynamic management?
👥 1,095 patients included in the primary analysis.
📊 Key findings:
Major postoperative complications occurred in 44.3% of patients receiving individualized cardiac index-guided therapy versus 46.9% receiving routine care.
Relative risk: 0.94 (95.1% CI, 0.83–1.08; P=.38).
No significant differences were observed in acute kidney injury, myocardial injury, severe infectious complications, cardiac arrest, or mortality within 7 postoperative days.
💡 Clinical implications:
Despite the physiological rationale for individualized hemodynamic optimization, targeting the patient’s preoperative resting cardiac index did not significantly reduce major postoperative complications.
These findings challenge the assumption that more individualized hemodynamic targets necessarily translate into better clinical outcomes and provide important evidence to inform perioperative hemodynamic management.
🤝 Grateful to all investigators, participating centers, and collaborators for their outstanding contribution to this international research effort.
Publishing this work in JAMA, one of the world’s leading medical journals, represents an important milestone for our collaborative research. acrobat.adobe.com/id/urn:aai…
#JAMA #PELICANTrial #Anesthesiology #PerioperativeMedicine #Hemodynamics @sedar_es @SCISEDAR @MontesinosSanti @mjcolomina @DrFDamico @JG_Anestesia @FernandoRamasco @bio_critic @BadenesR @MarinaVarelaDu1 @giovannilandoni @germ_red @ClinicaNavarra @JAMA_current
JAMA retweeted
Last but not least, during late breaking sessions #kidneywk, @AmitXGarg presenting a @JAMA_current simultaneous publication and simultaneous @FreelyFiltered episode released
🥁Pregnancy Outcomes after Kidney Donation
nephjc.com/freelyfiltered/20…
JAMA retweeted
Do extension studies to clinical trials increase participants’ motivation to enroll in the original trial?
Or should they be considered cohort studies, not trials in themselves?
📊 Cast your vote in the latest JAMA+ Trials Poll.
🔗 Vote now: ja.ma/4yIkWiu
JAMA retweeted
What’s your take on extension studies to clinical trials?
Do they provide longer-term insights, increase participants’ motivation to enroll in the original trial, or something else?
📊 Cast your vote in the latest JAMA+ Trials Poll.
🔗 Vote now: ja.ma/4yIkWiu
JAMA retweeted
In @JAMA_current, we report that a single African ancestry-enriched CD36 variant (Y325*) contributes more to the population burden of dilated cardiomyopathy (DCM) in individuals of African ancestry than TTN truncating variants or other known DCM genes.
ja.ma/3Wy9k40
JAMA retweeted
How are clinicians using AI in patient care?
A new @MassGenBrigham study in @JAMA_current analyzed 271 million queries to OpenEvidence to find out.
Read more: mgriblog.org/project/study-c…
DOI: doi.org/10.1001/jama.2026.21…
JAMA retweeted
4 years after #HearingAids became available OTC, lower prices & more choices have expanded access. But consumers struggle to find, afford, and get help. We outline solutions. @JAMA_current @ucsfpharmacy @UCSF_IHPS @KathrynP_phd jamanetwork.com/journals/jam…
JAMA retweeted
In @JAMA_current led by @vrpatel97, @IAmSamFin and @AnupamBJena: how are US 👨⚕️ actually using AI? We analyzed 271M queries from 950K+ clinicians on @OpenEvidence over 2.5 years. Monthly active users grew from 355 to 700K+, and 9/10 kept coming back.
Link: jamanetwork.com/journals/jam…
JAMA retweeted
Congratulations to the team on the publication of NRG-GU005 in @JAMA_current! 👏
This phase 3 randomized trial provides important new data comparing SBRT vs moderately hypofractionated IMRT for intermediate-risk prostate cancer.
Proud to see Dr. Grubb and Dr Marshall among the investigators!
🔗 pubmed.ncbi.nlm.nih.gov/4259…
@EMW2000 @MatveyTsivian @JL_Drerup @SES_AUA @UroOnc @SUO_YUO @GenevaMaeP @benvstone
JAMA retweeted
Big day for @Research_Inter as the VASSPR n=3959 cluster-randomized trial comparing early addition (0.1 NE) of vasopressin to later (0.4 NE) in septic shock out in @JAMA_current
🎉 @ipeltan & team!
jamanetwork.com/journals/jam…
Did not find a difference in 28d mortality, dialysis, LOS, vasopressor free days
Maybe more cardiogenic shock (?afterload effect) with vasopressin early strategy.
JAMA retweeted
Extremely excited to have been a part of this incredible work on improving how medical urgency is operationalized in US heart transplantation. Please check out our new paper in @JAMA_current! @gracelyden @Nikhil15 @KiranKhush1 @WF_Parker @StanfordSurgery @OpNotes
A new #HeartTransplant allocation score, the US Candidate Risk Score, demonstrated better discrimination of 6-week mortality among adult US transplant candidates than the current 6-status system.
In match-run simulations, reordering candidates by this score prioritized patients with higher observed mortality without transplant while not increasing donor-candidate distance.
This finding supports use of more objective medical urgency criteria in US donor heart allocation policy.
ja.ma/4jRbeGD
JAMA retweeted
One-year data published in @JAMA_current suggest patients with severe #IschemicStroke had better long-term outcomes after #EndovascularThrombectomy versus medical management. Co-author Sameer A. Ansari, MD, PhD, highlights the value of longer-term follow-up. #StrokeCare
breakthroughsforphysicians.n…
JAMA retweeted
🧵 How useful are "pragmatic" clinical trials for informing real-world decision-making?
In the latest @JAMAplusTrials poll, only 10.9% of respondents believed that nearly all trials labeled as "pragmatic" successfully provide useful evidence for real-world decisions.
JAMA retweeted
October is Health Literacy Month, serving a reminder that over 30% of U.S. adults have low health literacy. @JAMA_current recommends several changes to turn the tide, including:
-Avoid jargon
-Be specific
-Focus on action steps
-Use the teach-back technique
A #PETCT radiotracer showed high sensitivity and specificity for detecting #CardiacAmyloidosis and could provide diagnostic clarity when standard imaging tests do not provide definitive results, per @JAMA_current. spr.ly/6018BGLRvo



































