81,204 results match your criteria: "Harvard Medical School and Brigham & Women's Hospital[Affiliation]"

Causes of Death Following Coronary Revascularization in Patients with Diabetes.

Ann Thorac Surg

December 2024

Cedars-Sinai Health System, Los Angeles, CA, USA. Electronic address:

Background: In patients with diabetes and multivessel coronary artery disease, percutaneous coronary intervention (PCI) has been associated with higher long-term cardiovascular mortality compared to coronary artery bypass grafting (CABG), but the specific causes of death are not well known. We aimed to determine the causes of death among patients with diabetes and multivessel disease undergoing coronary revascularization with PCI versus CABG.

Methods: We analyzed the centrally adjudicated causes of death of 1,900 participants in the FREEDOM trial.

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Why is low educational attainment linked to worse pain and function in fibromyalgia?

J Pain

December 2024

Department of Anesthesiology, Perioperative and Pain Management, Brigham and Women's Hospital, Boston, MA, United States; Harvard University Medical School, Boston, MA, United States. Electronic address:

Lower educational attainment has been linked to worse pain in individuals with chronic pain, but the mechanisms of this relationship are not fully elucidated. This observational study analyzed the relationship between educational attainment and pain in patients with fibromyalgia (FM) and the potential psychological mechanisms driving this relationship. We hypothesized that (1) lower educational attainment would be associated with greater pain intensity and interference, and that (2) concerns about pain (CAP), anxiety, and depression would mediate the relationship between educational attainment and pain.

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Background: MicroRNAs (miRNAs) are involved in the biological regulation of asthma and allergies.

Objective: We sought to investigate the association between cord blood miRNAs and the development of allergic rhinitis and early childhood asthma.

Methods: miRNAs were sequenced from cord blood of subjects participating in the Vitamin D Antenatal Asthma Reduction Trial.

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The gastrointestinal tract can be deranged by ailments including sepsis, trauma and haemorrhage. Ischaemic injury provokes a common constellation of microscopic and macroscopic changes that, together with the paradoxical exacerbation of cellular dysfunction and death following restoration of blood flow, are collectively known as ischaemia-reperfusion injury (IRI). Although much of the gastrointestinal tract is normally hypoxemic, intestinal IRI results when there is inadequate oxygen availability due to poor supply (pathological hypoxia) or abnormal tissue oxygen use and metabolism (dysoxia).

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Importance: Only a small fraction of patients with advanced non-small cell lung cancer (NSCLC) respond to immune checkpoint inhibitor (ICI) treatment. For optimal personalized NSCLC care, it is imperative to identify patients who are most likely to benefit from immunotherapy.

Objective: To develop a supervised deep learning-based ICI response prediction method; evaluate its performance alongside other known predictive biomarkers; and assess its association with clinical outcomes in patients with advanced NSCLC.

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Spotlight on YAP: Unlocking New Insights to Overcome the Barriers to Heart Regeneration.

Circulation

January 2025

Department of Stem Cell and Regenerative Biology, Harvard University, Cambridge, MA (N.V., R.T.L.).

This editorial refers to “Microtubules Sequester Acetylated YAP in the Cytoplasm and Inhibit Heart Regeneration” by Liu . and “YAP Overcomes Mechanical Barriers to Induce Mitotic Rounding and Adult Cardiomyocyte Division” by Morikawa

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40th Anniversary of the TIMI Study Group.

Circulation

January 2025

TIMI (Thrombolysis in Myocardial Infarction) Study Group, Division of Cardiovascular Medicine, Brigham and Women's Hospital, and Department of Medicine, Harvard Medical School, Boston, MA.

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Objective: Large language models (LLMs) have recently gained attention for clinical decision-making and diagnosis. This study evaluates the performance of the recently updated LLM (ChatGPT-4o) in predicting clinical outcomes in patients with status epilepticus and compares its prognostic performance to the Status Epilepticus Severity Score (STESS).

Methods: This retrospective single-center cohort study was performed at the University Hospital Basel (tertiary academic medical center) from January 2005 to December 2022.

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Article Synopsis
  • IDH-mutant gliomas are the most common malignant brain tumors in young adults, causing significant challenges for patients, including cognitive deficits and high mortality due to tumor progression.
  • Current treatments like surgery, radiation, and chemotherapy enhance survival but can have negative impacts on cognitive function and quality of life.
  • The recent FDA approval of vorasidenib, a drug targeting mutant IDH1/2 proteins, represents a promising new approach, with ongoing trials exploring its use alongside other therapies for better patient outcomes.
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Exploring the Unique Role of Specialized Pro-Resolving Mediators in Cancer Therapeutics.

Prostaglandins Other Lipid Mediat

December 2024

Center for Vascular Biology Research, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA 02215; Department of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA 02215.

Unresolved chronic inflammation, a hallmark of cancer, promotes tumor growth and metastasis in various cancer types. In contrast to blocking inflammation, stimulation of resolution of inflammation is an entirely novel approach to "resolve" inflammation. Resolution of inflammation mechanisms in cancer includes clearance of tumor debris, counter-regulation of pro-inflammatory eicosanoids and cytokines, and suppression of leukocyte infiltration.

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A prospectively deployed deep learning-enabled automated quality assurance tool for oncological palliative spine radiation therapy.

Lancet Digit Health

January 2025

Department of Radiation Oncology, Brigham and Women's Hospital, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA; Artificial Intelligence in Medicine (AIM) Program, Mass General Brigham, Harvard Medical School, Boston, MA, USA. Electronic address:

Background: Palliative spine radiation therapy is prone to treatment at the wrong anatomic level. We developed a fully automated deep learning-based spine-targeting quality assurance system (DL-SpiQA) for detecting treatment at the wrong anatomic level. DL-SpiQA was evaluated based on retrospective testing of spine radiation therapy treatments and prospective clinical deployment.

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Immune reactions to medical implants often lead to encapsulation by fibrotic tissue and impaired device function. This process is thought to initiate by protein adsorption, which enables immune cells to attach and mount an inflammatory response. Previously, several antifibrotic materials have been either designed to reduce protein adsorption or discovered via high-throughput screens (HTS) to favorably regulate inflammation.

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Integrating Hydrogels and Biomedical Plastics via In Situ Physical Entanglements and Covalent Bonding.

Adv Healthc Mater

December 2024

John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA, 02138, USA.

Both rigid plastics and soft hydrogels find ample applications in engineering and medicine but bear their own disadvantages that limit their broader applications. Bonding these mechanically dissimilar materials may resolve these limitations, preserve their advantages, and offer new opportunities as biointerfaces. Here, a robust adhesion strategy is proposed to integrate highly entangled tough hydrogels and diverse plastics with high interfacial adhesion energy and strength.

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Cutting through the stones: Unlocking therapeutic potential with gene editing tools for primary hyperoxaluria type 1.

Mol Ther

December 2024

Department of Urology, Gansu Province Clinical Research Center for Urinary System Disease, The Second Hospital & Clinical Medical School, Lanzhou University, Lanzhou, China. Electronic address:

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Background:  There is growing recognition of the need to incorporate informatics education in U.S. residencies.

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Oxidative stress promotes lipid-laden macrophage formation via CYP1B1.

Redox Biol

December 2024

Clinical and Experimental Therapeutics, College of Pharmacy, University of Georgia, Augusta, GA, 30912, USA; Charlie Norwood VA Medical Center, Augusta, GA, 30912, USA; Department of Medicine, Medical College of Georgia, Augusta University, Augusta, GA, 30912, USA. Electronic address:

Emerging evidence suggests that lipid-laden macrophages (LLM) participate in lung damage in various clinical conditions. However, the mechanisms involved in LLM formation are not fully understood. In this study, we aimed to investigate the link between reactive oxygen species (ROS) and LLM formation.

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A dual-focus approach for evaluating contributors to chronic pain: The roles of psychosocial risk and resilience factors.

Curr Opin Psychol

December 2024

Department of Anesthesiology, Perioperative, and Pain Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.

There has been a predominant focus on psychosocial risk factors associated with poor pain outcomes among individuals with chronic pain. However, it is also important to identify resilience factors that may mitigate the negative impact of or confer successful adaptation to pain. We argue for a dual-focus approach that evaluates the contributions of both risk and resilience factors.

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Objectives: Urothelial carcinoma in situ (CIS) with early papillary formation is terminology sometimes used to suggest incipient high-grade papillary urothelial carcinoma (PUC) but may lead to confusion between true CIS and lateral flat spread of PUC.

Methods: It remains unclear how pathologists and urologists interpret this scenario, so a survey was circulated to 68 pathologists (group 1 = 28 academic genitourinary pathologists; group 2 = 17 pathologists with a self-reported genitourinary focus; group 3 = 23 pathologists self-reported as not genitourinary specialists) and 32 urologists.

Results: Regarding atypical urothelial lesions that appear mainly flat but contain possible papillae, group 3 was more likely to label this as CIS compared with groups 1 and 2 (35% for group 3 vs 13% for groups 1 and 2), while groups 1 and 2 more often adopted another descriptive diagnosis, such as "CIS with early papillary features" (38% for groups 1 and 2 vs 13% for group 3).

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Objective: To compare differences in pain, depression, function, and informal caregiving pre-and-post major elective surgery among older adults with and without serious illness; and determine if serious illness was independently associated with increasing pain, depression, assistance in activities of daily living (ADLs) and informal caregiving post-surgery.

Background: The American College of Surgeons has endorsed the integration of palliative care (PC) into surgical care in adults with serious illness but targets for PC during surgical episodes such as pain, depression, function, and informal caregiving are understudied.

Methods: We used Health and Retirement Study-linked Medicare data (2008-2018) to identify older (≥66 y) adults with and without serious illness who had major elective surgery.

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Diffusion-weighted imaging (DWI) has been frequently used to examine age-related deterioration of white matter microstructure and its relationship to cognitive decline. However, typical tensor-based analytical approaches are often difficult to interpret due to the challenge of decomposing and (mis)interpreting the impact of crossing fibers within a voxel. We hypothesized that a novel analytical approach capable of resolving fiber-specific changes within each voxel (i.

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Emergence of Omicron FN.1 a descendent of BQ.1.1 in Botswana.

Virus Evol

November 2024

Research Laboratory, Botswana Harvard Health Partnership, Gaborone, Private Bag BO 320, Botswana.

Botswana, like the rest of the world, has been significantly impacted by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). In December 2022, we detected a monophyletic cluster of genomes comprising a sublineage of the Omicron variant of concern (VOC) designated as B.1.

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Endovascular interventions are procedures designed to diagnose and treat vascular diseases, using catheters to navigate inside arteries and veins. Thanks to their minimal invasiveness, they offer many benefits, such as reduced pain and hospital stays, but also present many challenges for clinicians, as they require specialized training and heavy use of X-rays. This is particularly relevant when accessing (i.

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Gaps in the management of adrenal insufficiency in melanoma survivors: a retrospective cohort study.

EClinicalMedicine

January 2025

Division of Endocrinology, Diabetes and Hypertension, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.

Background: Due to limited data on managing immunotherapy-induced secondary adrenal insufficiency (SAI) in melanoma survivors, this study investigated its management strategies and outcomes.

Methods: This retrospective cohort study analyzed melanoma patients treated with immune checkpoint inhibitors (ICIs) with SAI (Mel_SAI, n = 161), without SAI (Mel_CON, n = 168), and patients with pituitary adenoma-related SAI (Pit_SAI, n = 106) at our institution from January 2013 to November 2023. We compared glucocorticoid management patterns, quality of life using distress scores, and the impact of different glucocorticoid types on survival outcomes using Kaplan-Meier analysis.

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