Dr RR Baliga's "Got Knowledge Doc" Podkast

🩺 Can dual antithrombotic therapy after PCI be safely shortened to just 1 month in patients with atrial fibrillation? The OPTIMA-AF trial suggests that an earlier transition to DOAC monotherapy significantly reduces clinically relevant bleeding while maintaining similar protection against death and thromboembolic events. Although the findings require confirmation in broader populations, this stud...

🫀 Should dual antiplatelet therapy continue beyond 12 months? The DAPT-MVD trial (NEJM 2026) suggests that carefully selected patients with multivessel coronary artery disease who remain event-free after one year of therapy may benefit from another 12 months of clopidogrel plus aspirin . The result? Fewer cardiovascular events—driven largely by fewer myocardial infarctions— without more clinicall...

🧬 What if aging is driven not only by accumulated damage, but by the failure of our immune system to take out the cellular "trash"? This fascinating  Science study identifies impaired clearance of senescent neutrophils by tissue-resident macrophages as a reversible driver of multiorgan aging. Blocking the EP2 receptor restored immune housekeeping and improved cognition, frailty, muscle, cardiac,...

🥤 Does fructose really raise blood pressure—or is it the food source that matters? A fascinating 25-year prospective study published in Circulation followed >25,000 participants from childhood into adulthood and found that total fructose intake was not the culprit . Instead, sugar-sweetened beverages and high fruit juice intake increased hypertension risk, while whole fruit did not . Replacing su...

🧠 Can a simple blood test predict who will develop cognitive impairment years before symptoms appear? A landmark multicohort JAMA study shows that elevated plasma p-Tau217 strongly predicts progression to cognitive impairment and faster cognitive decline in cognitively normal older adults. The greatest value today is in improving risk stratification and enriching prevention trials—not routine scr...

🧬 Could the thymus be an overlooked marker—and perhaps future target—of biological ageing? This Nature feature highlights evidence linking smaller or absent thymic tissue with higher risks of death, cancer, cardiovascular disease, and poorer outcomes after cancer immunotherapy. 🔬 Regeneration strategies are advancing, but the evidence remains largely correlational. 💡 Clinical pearl: thymic invo...

⚕️ Galen of Pergamum (129–c. 199 CE) was not just a physician—he was a medical empire in one mind. A surgeon, anatomist, philosopher, and prolific writer, Galen shaped medicine for more than 1,300 years. From treating gladiators in Pergamum to serving Roman emperors, he fused observation, experiment, and argument into a system that dominated anatomy, physiology, pathology, and therapeutics for cen...

🫀 Treat BP and Cholesterol Early in Obesity:  Protect the Future 🎯? A Lancet analysis of 978,425 adults across seven countries found that blood pressure and non-HDL cholesterol gaps between obesity and normal body mass index have narrowed, especially in older adults—likely reflecting greater use of antihypertensive and lipid-lowering therapy. Yet young adults with obesity remain undertreated and...

🧠 Can dementia be avoided? A thoughtful Nature feature reminds us: lifestyle matters, but it is not a magic shield. Physical activity, social engagement, vascular risk control, hearing and vision care, and healthier environments may reduce risk — yet trials show modest cognitive benefits and no guaranteed prevention. The key message for clinicians: advise brain-healthy habits honestly, without bl...

🥄 In ICU nutrition, more is not always better. This NEJM review highlights a phase-specific approach: begin enteral nutrition early when feasible, use restrictive energy delivery during acute catabolism, avoid routine high-dose protein—especially in acute kidney injury—and advance feeding gradually as physiology recovers. 🧬💪 Prevention of refeeding syndrome, glucose control, and careful bedside...

🧬 We may all share a birthday, but our organs do not age at the same pace. This insightful  Nature Medicine review examines epigenetic, proteomic, cellular, imaging, and artificial intelligence–based aging clocks—and their potential to predict disease, guide prevention, and assess whether aging can be modified.

🧬 New Nature Medicine review reframes immune aging as a clinical-trial target, not just a biologic curiosity. The authors propose five criteria for immune-aging biomarkers: immune relevance, temporal association, internal validity, predictive value, and responsiveness.  Key message: move beyond single markers like CRP or IL-6 toward multidimensional, dynamic, standardized measures such as iAge, I...

🍷 Alcohol-related liver disease is no longer a "late-stage liver clinic" problem—it is a primary care, cardiometabolic, addiction medicine, and transplant challenge. This JAMA Review highlights rising mortality, underdiagnosis, modern tools such as AUDIT, PEth, FIB-4, VCTE, and ELF testing, and the central therapeutic truth: sustained abstinence changes prognosis. Early fibrosis detection may als...

⚕️ Soranus of Ephesus (c. 98–138 CE) stands among the most important physicians of the ancient world—especially for women's health. A leading representative of the Methodic school, he practiced in Alexandria and Rome, wrote with unusual clarity, and left a lasting mark through his great treatise on gynecology and midwifery. His work addressed pregnancy, childbirth, newborn care, bandaging, fractur...

🧬 New Nature study: fatty liver may do more than coexist with colorectal cancer liver metastases — it may shape their biology. Steatotic livers were linked to more aggressive "replacement" metastases, driven by fatty acid oxidation, MYC stabilization, proline synthesis, and collagen remodeling.  The practical pearl: liver-fat content may become a biomarker for prognosis and trial selection, espec...

🧠 New Science Advances study: plasma growth/differentiation factor-15 (GDF15) measured in midlife and late life predicted long-term dementia risk, with the strongest signal for vascular dementia. The study links GDF15 to cerebral small vessel disease, neurodegeneration, phosphorylated tau, and neuroimmune activation—suggesting this blood biomarker may be more than a bystander. 🩸🔬 Key clinical p...

🩺 In 1776, physicians were not just healers—they were signers, soldiers, governors, judges, and architects of a new republic. This NEJM Perspective reminds us that 5 Declaration signers were doctors, and asks a timely question: as health policy now shapes vaccines, research, insurance, and public trust, have physicians become too distant from national leadership? 🇺🇸 From bedside to body politic,...

🩸 Antiplatelet therapy is no longer "aspirin for all" or "DAPT by habit." The 2026 ACC Scientific Statement reframes care around precision: ischemic risk, bleeding risk, PCI/ACS context, PAD or stroke phenotype, surgery, anticoagulation, and adherence. The modern message: choose the right agent, right intensity, and right duration—then reassess. Platelets may be small, but the decisions are not....

❤️ New JACC statement, big clinical reset: the 2026 Second Universal Definition of Heart Failure moves us beyond rigid EF cutoffs toward a more useful bedside framework—define the syndrome, identify the stage, seek the cause, respect geography and social context, and follow the trajectory. The key message: improved EF is not "cured HF," and pre-HF is a prevention window hiding in plain sight. For...

🩸 New JACC/ACC 2026 Scientific Statement spotlight: DOACs are now central to stroke and venous thromboembolism prevention—but not "one size fits all." The practical message: choose the right agent, dose correctly, avoid DOACs in mechanical valves and rheumatic mitral stenosis, reassess renal/liver function, bleeding risk, drug interactions, adherence, and cost. In anticoagulation, the prescriptio...

⚕️ Long before "holistic medicine" became fashionable, Asclepiades of Prusa was already practicing it in Rome. He challenged humoral doctrine, proposed that illness arose from disrupted motion of atoms through bodily pores, and treated patients with diet, exercise, massage, bathing, music, and humane attention rather than harsh dogma alone. His motto was memorable: cito, tuto, jucunde — swiftly, s...

💊 Statins save lives—but muscle concerns still derail uptake and adherence. Two timely papers sharpen the story: Science Advances unpacks a biologic mechanism linking statins to reduced protein prenylation, YAP, NLRP3 activation, and myopathy; The Lancet Digital Health offers a validated clinical prediction model for serious muscle disorders in statin-eligible patients. The message: most patients...

🧬 Why are early-onset cancers rising in newer generations? A Nature Medicine study of 154,169 UK Biobank participants found that biological aging increased across birth cohorts and was linked to higher early-onset solid cancer risk: HR 1.08 per standard deviation age-gap increase, driven by lung, gastrointestinal, and uterine cancers. Proteomics added a clue: immune aging tracked with lung cancer...

🧬 Can a diet improve healthspan without worsening frailty? In this Cell Metabolism study, a low-protein longevity diet supplemented with moderate methionine reduced fat mass and frailty, preserved lean mass, improved insulin sensitivity, and increased GH, GLP-1, and FGF21 in aged mice. Western and ketogenic diets moved the needle the wrong way: more fat, more frailty, worse metabolic signals. The...

🫀 New Nature study, old cholesterol mystery: why does LDL clearance falter under chronic dietary cholesterol stress? Feng et al. identify a RAS–Ral–RalBP1/REPS1–CTSA pathway that diverts LDL receptor (LDLR) away from recycling and toward lysosomal degradation—independent of PCSK9. CTSA inhibition preserved LDLR and improved LDL/VLDL clearance in preclinical models. Translation? Not clinic-ready y...