Sat.Mar 09, 2024 - Fri.Mar 15, 2024

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ECG Blog #421 — Has there been a Recent MI?

Ken Grauer, MD

What if you were asked to interpret the ECG in Figure-1 ? How would YOU interpret the rhythm? Even without the benefit of any history — Has there been a recent MI? Figure-1: The initial ECG in today's case. ( To improve visualization — I've digitized the original ECG using PMcardio ). MY Approach to Today’s Tracing: As always — I favor beginning assessment with a quick look at the long lead rhythm strips at the bottom of the tracing.

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Contemporary approach to cardiogenic shock care: a state-of-the-art review

Frontiers in Cardiovascular Medicine

Cardiogenic shock (CS) is a time-sensitive and hemodynamically complex syndrome with a broad spectrum of etiologies and clinical presentations. Despite contemporary therapies, CS continues to maintain high morbidity and mortality ranging from 35 to 50%. More recently, burgeoning observational research in this field aimed at enhancing the early recognition and characterization of the shock state through standardized team-based protocols, comprehensive hemodynamic profiling, and tailored and selec

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Small amounts of licorice raise blood pressure, study finds

Science Daily - Heart Disease

It is known that large amounts of licorice cause high blood pressure. A new study now shows that even small amounts of licorice raise blood pressure. The individuals who react most strongly also show signs of strain on the heart.

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Meth-Related Cardiomyopathy: Where the Biggest Clusters Are

Med Page Today

(MedPage Today) -- The American West has seen the biggest surge of cardiomyopathy-associated hospital admissions among methamphetamine users, based on 13 years of the latest available hospital admission data. The National Inpatient Sample (NIS.

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Bridging Innovation & Patient Care: The Growing Role of AI

Speaker: Simran Kaur, Co-founder & CEO at Tattva Health Inc.

AI is transforming clinical trials—accelerating drug discovery, optimizing patient recruitment, and improving data analysis. But its impact goes far beyond research. As AI-driven innovation reshapes the clinical trial process, it’s also influencing broader healthcare trends, from personalized medicine to patient outcomes. Join this new webinar featuring Simran Kaur for an insightful discussion on what all of this means for the future of healthcare!

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ECG Blog #420 — A "Fast" Complete Heart Block?

Ken Grauer, MD

I was asked to interpret the 2-lead rhythm strip shown in Figure-1 — without the benefit of any history. What are YOUR thoughts? Is there AV block? If so — Is it complete AV block? Figure-1: You are asked to interpret this 2-lead rhythm strip without the benefit of any history. = NOTE: Today's rhythm is challenging — especially if you have not seen this type of rhythm before.

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African American veterans with PTSD had higher risk of re-hospitalization after stroke

American Heart News - Heart News

Research Highlights: In a review of data for more than 90,000 veterans hospitalized with stroke, African American veterans who had been previously diagnosed with post-traumatic stress disorder (PTSD) were significantly more likely to be.

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Serious Issues With Slow Heartbeat Flagged for Afib Patients on Antiarrhythmics

Med Page Today

(MedPage Today) -- Old concerns about the safety of rhythm control drugs for atrial fibrillation (Afib or AF) resurfaced in a contemporary large Korean population-based study. Afib patients prescribed antiarrhythmic drugs (AADs) had several-fold.

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Three patients with chest pain and “normal” ECGs: which had OMI? Which were normal? And how did the Queen of Hearts perform?

Dr. Smith's ECG Blog

Written by Jesse McLaren Three patients presented with acute chest pain and ECGs that were labeled by the computer as completely normal, and which was confirmed by the final cardiology interpretation (which is blinded to patient outcome) also as completely normal. What do you think? Case 1: Case 2: Case 3: Triage ECGs labeled ‘normal’ There have been a number of small studies suggesting that triage ECGs labeled ‘normal’ are unlikely to have clinical significance, and therefore that emergency phy

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Therapy using intense light and chronological time can benefit heart

Science Daily - Heart Disease

Managing circadian rhythms through intense light and chronologically timed therapy can help prevent or treat a variety of circulatory system conditions including heart disease, according to a new study.

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Crisis Point: Stigma Hinders Adoption of Hepatitis C-Positive Donor Kidneys

HCPLive

To acknowledge World Kidney Day, our latest episode of Crisis Point focuses on the stigma surrounding the use of HCV-positive donor kidneys amid the ongoing organ shortage crisis, with the perspective of a pair of experts and an HCV donor kidney recipient.

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EHR Alerts Trigger Primary Care Clinics to Improve Hypertension Care in CKD

Med Page Today

(MedPage Today) -- A computerized clinical decision support (CDS) tool for primary care helped lower blood pressure (BP) in patients with chronic kidney disease (CKD) and uncontrolled hypertension, a cluster-randomized trial found. When primary.

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Acute chest pain and ST Elevation. CT done to look for aortic dissection.

Dr. Smith's ECG Blog

Written by Willy Frick A 67 year old man with a history of hypertension presented with three days of chest pain radiating to his back. He had associated nausea, vomiting, and dyspnea. What do you think? This ECG together with these symptoms is certainly concerning for OMI, but the ECG is not fully diagnostic, and another consideration could be acute pericarditis.

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BIDMC-led Trial Leads to FDA approval of Coronary Drug-coated Balloons

DAIC

milla1cf Wed, 03/13/2024 - 16:52 March 13, 2024 — In the largest randomized clinical trial and first of its kind to date in the United States, a team led by investigators at Beth Israel Deaconess Medical Center (BIDMC) assessed the efficacy and safety of using a drug-coated balloon in patients undergoing coronary angioplasty. In an original investigation presented at the Cardiology Research Technology conference in Washington, D.C. and published simultaneously in JAMA , the team reports that pa

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Fluticasone Propionate (XHANCE) Receives FDA Approval for Chronic Rhinosinusitis

HCPLive

On March 15, 2024, the FDA approval of fluticasone propionate nasal spray marks the first approval in agency history for treatment of chronic rhinosinusitis without nasal polyps.

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Single-cell DNA sequencing reveals a high incidence of chromosomal abnormalities in human blastocysts

Journal of Clinical Investigation - Cardiology

Aneuploidy, a deviation from the normal chromosome copy number, is common in human embryos and is considered a primary cause of implantation failure and early pregnancy loss. Meiotic errors lead to uniformly abnormal karyotypes, while mitotic errors lead to chromosomal mosaicism: the presence of cells with at least 2 different karyotypes within an embryo.

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Don't Drive on These Meds; Darryl Strawberry's Heart Attack; CDC Airport Screening

Med Page Today

(MedPage Today) -- Note that some links may require registration or subscription. These types of medications don't mix well with driving, the FDA warned. About 11% of high school seniors reported using delta-8-tetrahydrocannabinol (delta-8-THC.

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BioCardia Announces CMS Approval of Coverage for CardiAMP Cell Therapy Confirmatory Phase III Heart Failure Study

DAIC

Getty Images milla1cf Wed, 03/13/2024 - 16:49 March 13, 2024 — BioCardia, Inc. , a developer of cellular and cell-derived therapeutics for the treatment of cardiovascular and pulmonary diseases, today announced Centers for Medicare & Medicaid Services (CMS) approval for reimbursement coverage of the confirmatory Phase III clinical trial of CardiAMP autologous cell therapy for the treatment of patients with ischemic heart failure.

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Resmetirom (Rezdiffra) Receives Historic FDA Approval for Noncirrhotic NASH

HCPLive

In a landmark decision, the FDA has granted accelerated approval to resmetirom (Rezdiffra) for noncirrhotic NASH with moderate to advanced fibrosis.

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6 Ways AI Mammography and Mobile Access Is Improving Physician Burnout

NOVARAD

There's no denying it: burnout is a serious problem among physicians. Over 50% of radiologists say that they've experienced “long-term, unresolved, job-related stress leading to exhaustion, cynicism, detachment from job responsibilities, and lacking a sense of personal accomplishment.” The numbers are startling and point to the need for immediate action to address the high level of burnout among physicians.

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Slowing of Peripheral Artery Disease: Another Liraglutide Benefit?

Med Page Today

(MedPage Today) -- Liraglutide (Victoza), a type 2 diabetes drug, may help prevent peripheral artery disease (PAD) progression, the small, open-label STARDUST trial suggested. Over 6 months, adults with type 2 diabetes on subcutaneous liraglutide.

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Disassembly of the TRIM56-ATR complex promotes cytoDNA/cGAS/STING axis–dependent intervertebral disc inflammatory degeneration

Journal of Clinical Investigation - Cardiology

As the leading cause of disability worldwide, low back pain (LBP) is recognized as a pivotal socioeconomic challenge to the aging population and is largely attributed to intervertebral disc degeneration (IVDD). Elastic nucleus pulposus (NP) tissue is essential for the maintenance of IVD structural and functional integrity. The accumulation of senescent NP cells with an inflammatory hypersecretory phenotype due to aging and other damaging factors is a distinctive hallmark of IVDD initiation and p

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Children with Sickle Cell Disease Experience Severe COVID-19 Infection

HCPLive

In a registry-based analysis, more hospitalized children with SCD and COVID-19 had severe infection requiring supplemental oxygen, compared with the general population.

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A man in his 40s with 3 days of stuttering chest pain

Dr. Smith's ECG Blog

Written by Willy Frick A man in his early 40s with BMI 36, hypertension, and a 30 pack-year smoking history presented with three days of chest pain. It started while he was at rest after finishing a workout. He described it as a mild intensity, nagging pain on the right side of his chest with nausea and dyspnea. It woke him the next day and radiated into his back.

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BioCardia and StemCardia Announce Biotherapeutic Delivery Partnership

DAIC

milla1cf Fri, 03/15/2024 - 08:56 March 15, 2024 — BioCardia, Inc. , a biotechnology company focused on advancing late-stage cell therapy interventions for cardiovascular disorders, and StemCardia, Inc. , a biotechnology company focused on cell and gene therapy to re-muscularize the failing heart, today announced a long-term partnership to advance StemCardia’s investigational pluripotent stem cell product candidate for the treatment of heart failure.

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PD-1 or CTLA-4 blockade promotes CD86-driven Treg responses upon radiotherapy of lymphocyte-depleted cancer in mice

Journal of Clinical Investigation - Cardiology

Radiotherapy (RT) is considered immunogenic, but clinical data demonstrating RT-induced T cell priming are scarce. Here, we show in a mouse tumor model representative of human lymphocyte–depleted cancer that RT enhanced spontaneous priming of thymus-derived (FOXP3+Helios+) Tregs by the tumor. These Tregs acquired an effector phenotype, populated the tumor, and impeded tumor control by a simultaneous, RT-induced CD8+ cytotoxic T cell (CTL) response.

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Gout Disease Burden Rose from 1990 to 2019 But Will Stay Similar to 2019 Rate by 2030

HCPLive

From 1990 to 2019, the prevalence, incidence, and disability-adjusted life years of gout worldwide increased by 22.4%, 18%, and 22.2%, respectively.

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Insulin resistance/hyperinsulinemia: an important cardiovascular risk factor that has long been underestimated

Frontiers in Cardiovascular Medicine

Cardiovascular mortality is still excessively high, despite the considerable progress made in the prevention and treatment of cardiovascular diseases. Although many cardiovascular risk factors (such as arterial hypertension, hypercholesterolemia, diabetes, etc.), identified in the general population, are being promptly treated, to date little consideration is given to a cardiovascular risk factor which we believe has largely demonstrated in the scientific literature of the last three decades tha

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UCLA Health Selects Dr. Priscilla Hsue as Cardiology Division Chief

DAIC

The UCLA Department of Medicine has announced that Priscilla Hsue, MD will be joining as the chief of the Division of Cardiology at UCLA, effective July 1, 2024. Hsue will come to UCLA from UC San Francisco (UCSF), where she leads a portfolio of clinical and translational studies on HIV-related cardiovascular disease and Long COVID. She is currently serving as co-director of the UCSF Center for Excellence in Vascular Research, and is a member of ImmunoX and the Cardiovascular Research Institute.

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Association between triglyceride-glucose index and intracranial/extracranial atherosclerotic stenosis: findings from a retrospective study

Cardiovascular Diabetology

The association of the triglyceride-glucose (TyG) index with intracranial atherosclerotic stenosis (ICAS) and extracranial atherosclerotic stenosis (ECAS) is unclear. This study aimed to investigate the relati.

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Children with Eczema Struggle More with Comorbid ADHD Symptoms

HCPLive

New data suggest children with atopic dermatitis and comorbid ADHD are nearly 3 times more likely to struggle with memory compared to those with just ADHD.

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Deaths Due to Alcohol Use; Steps for the Sedentary

Med Page Today

(MedPage Today) -- TTHealthWatch is a weekly podcast from Texas Tech. In it, Elizabeth Tracey, director of electronic media for Johns Hopkins Medicine in Baltimore, and Rick Lange, MD, president of the Texas Tech University Health Sciences Center.

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ZMYND8 protects breast cancer stem cells against oxidative stress and ferroptosis through activation of NRF2

Journal of Clinical Investigation - Cardiology

Breast cancer stem cells (BCSCs) mitigate oxidative stress to maintain their viability and plasticity. However, the regulatory mechanism of oxidative stress in BCSCs remains unclear. We recently found that the histone reader ZMYND8 was upregulated in BCSCs. Here, we showed that ZMYND8 reduced ROS and iron to inhibit ferroptosis in aldehyde dehydrogenase–high (ALDHhi) BCSCs, leading to BCSC expansion and tumor initiation in mice.

Cancer 102
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Artificial intelligence detects heart defects in newborns

Science Daily - Heart Disease

Researchers from ETH Zurich and KUNO Klinik St. Hedwig in Regensburg have developed an algorithm that provides an automatic and reliable method of detecting a certain heart defect in newborns. Researchers from ETH Zurich and KUNO Klinik St. Hedwig in Regensburg have developed an algorithm that provides an automatic and reliable method of detecting a certain heart defect in newborns.

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Polygenic Risk Score Enhances Prediction of Glaucoma Onset

HCPLive

A post-hoc analysis of the Ocular Hypertension Treatment Study shows the inclusion of a PRS improved the prediction of POAG onset in patients with ocular hypertension.

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How does low quality signal affect ECG analysis and practical tips to reduce it

Cardiomatics

The quality of the ECG signal is an important factor affecting the accuracy of analysis and proper interpretation, particularly for long-term ECG monitoring such as with Holter monitors or ECG patch devices. Misinterpretation can lead to a wrong diagnosis and consequently the selection of inappropriate treatment. The purpose of this article is to discuss possible ways of improving the quality of ECG signals in order to obtain more reliable results.

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p40 homodimers bridge ischemic tissue inflammation and heterologous alloimmunity in mice via IL-15 transpresentation

Journal of Clinical Investigation - Cardiology

Virus-induced memory T cells often express functional cross-reactivity, or heterologous immunity, to other viruses and to allogeneic MHC molecules that is an important component of pathogenic responses to allogeneic transplants. During immune responses, antigen-reactive naive and central memory T cells proliferate in secondary lymphoid organs to achieve sufficient cell numbers to effectively respond, whereas effector memory T cell proliferation occurs directly within the peripheral inflammatory