339 results match your criteria: "University of Chicago Medicine and Biological Sciences[Affiliation]"

Common lipidomic signatures across distinct acute brain injuries in patient outcome prediction.

Neurobiol Dis

January 2025

Neurocenter, Department of Neurosurgery, Turku University Hospital and University of Turku, P.O. Box 52, FI-20521 Turku, Finland; Neuroscience Center, HiLIFE, University of Helsinki, P.O. Box 63, FI-00014 Helsinki, Finland; Department of Neurosurgery, Oulu University Hospital, Box 25, 90029, OYS, Finland.. Electronic address:

Lipidomic alterations have been associated with various neurological diseases. Examining temporal changes in serum lipidomic profiles, irrespective of injury type, reveals promising prognostic indicators. In this longitudinal prospective observational study, serum samples were collected early (46 ± 24 h) and late (142 ± 52 h) post-injury from 70 patients with ischemic stroke, aneurysmal subarachnoid hemorrhage, and traumatic brain injury that had outcomes dichotomized as favorable (modified Rankin Scores (mRS) 0-3) and unfavorable (mRS 4-6) three months post-injury.

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Background: GLP-1 receptor agonists reduce the risk of major adverse cardiovascular events (MACE) and can also have kidney benefits. However, whether GLP-1 receptor agonists improve clinically important kidney outcomes remains uncertain. We aimed to comprehensively assess the effects of GLP-1 receptor agonists on kidney and cardiovascular disease outcomes by performing a meta-analysis of randomised controlled trials.

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Aneurysmal subarachnoid hemorrhage (aSAH), ischemic stroke (IS), and traumatic brain injury (TBI) are severe conditions impacting individuals and society. Identifying reliable prognostic biomarkers for predicting survival or recovery remains a challenge. Soluble urokinase type plasminogen activator receptor (suPAR) has gained attention as a potential prognostic biomarker in acute sepsis.

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The quotation, attributed to Confucius many centuries ago, in our opinion, applies to the evolving story of defining a primary surgical treatment for spontaneous intracerebral hemorrhage. The precise quote is: "Keep it simple and focus on what matters. Don't let yourself be overwhelmed.

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Cerebral cavernous malformations (CCMs) are anomalies of the cerebral vasculature. Loss of the CCM proteins CCM1/KRIT1, CCM2, or CCM3/PDCD10 trigger a MAPK-Krüppel-like factor 2 (KLF2) signaling cascade, which induces a pathophysiological pattern of gene expression. The downstream target genes that are activated by KLF2 are mostly unknown.

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A hidden workflow inequity of penicillin allergy evaluation in pregnancy.

Ann Allergy Asthma Immunol

December 2024

Department of Epidemiology and Population Health, Stanford School of Medicine, Stanford, California; Division of Immunology and Rheumatology, Department of Medicine, Stanford School of Medicine, Stanford, California.

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Article Synopsis
  • The KEYNOTE-671 trial showed that adding pembrolizumab to neoadjuvant chemotherapy significantly enhanced event-free survival in patients with early-stage non-small-cell lung cancer (NSCLC).
  • The trial involved randomizing nearly 800 participants across 189 medical centers, comparing treatment with pembrolizumab plus chemotherapy against a placebo plus chemotherapy.
  • Results indicated that after 36 months, overall survival was higher in the pembrolizumab group (71%) compared to the placebo group (64%), suggesting a positive impact of the immunotherapy.
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Introduction: Spontaneous intracerebral haemorrhage (sICH) is a major cause of morbidity and mortality. Large-scale trials have shown neutral outcomes for surgical interventions. The recent trial suggested functional benefits from surgical intervention.

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Brain plasticity and neuroinflammatory protein biomarkers with circulating MicroRNAs as predictors of acute brain injury outcome - A prospective cohort study.

J Neurol Sci

September 2024

Neurocenter, Department of Neurosurgery, Turku University Hospital and University of Turku, P.O. Box 52, FI-20521 Turku, Finland; Neuroscience Center, HiLIFE, University of Helsinki, P.O. Box 63, FI-00014 Helsinki, Finland; Department of Neurosurgery, Oulu University Hospital, Box 25, 90029 OYS, Finland. Electronic address:

Background: Brain recovery mechanisms after injuries like aneurysmal subarachnoid hemorrhage (aSAH), ischemic stroke (IS), and traumatic brain injury (TBI) involve brain plasticity, synaptic regeneration, and neuroinflammation. We hypothesized that serum levels of the p75 neurotrophic receptor (p75NTR) and associated signaling proteins, as well as differentially expressed (DE) microRNAs, could predict recovery outcomes irrespective of injury type.

Methods: A prospective patient cohort with ischemic stroke (IS, n = 30), aneurysmal subarachnoid hemorrhage (aSAH, n = 31), and traumatic brain injury (TBI, n = 13) were evaluated (total n = 74).

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Background: Patients with breast cancer treated with mastectomy are more likely to develop upper extremity dysfunction compared with those treated with breast-conserving therapy. This study aimed to identify cancer and treatment characteristics that may be risk factors for development of upper extremity dysfunction in patients treated with mastectomy.

Methods: The authors performed a retrospective chart review of patients at the University of Chicago who were treated with a unilateral or bilateral mastectomy from 2010 to 2020 and developed upper extremity dysfunction based on International Classification of Disease-10 codes.

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Article Synopsis
  • Hypertension is a major risk factor for serious health conditions, and there’s potential for artificial intelligence (AI) to improve how it's diagnosed and managed.* -
  • AI technologies, particularly machine learning, could personalize treatment and enhance blood pressure monitoring, but effective collaboration among health professionals and data scientists is crucial.* -
  • A workshop by the National Heart, Lung, and Blood Institute highlighted communication gaps in healthcare, innovative methods for managing hypertension, and challenges to implementing AI in real-world settings.*
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Age is a predictor of elbow stiffness after type III or IV supracondylar humerus fractures.

Eur J Orthop Surg Traumatol

August 2024

Children's Orthopaedic Center, Children's Hospital Los Angeles, 4650 Sunset Blvd, MS #69, Los Angeles, CA, 90027, USA.

Purpose: Supracondylar humerus (SCH) fractures account for approximately 30% of injuries for those younger than 7 years of age (Cheng et al. in J Pediatr Orthop 19:344-350, 1999). Recent studies examining the association of patient age and SCH fracture outcomes have provided conflicting findings.

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Background: Olfactory impairment is common in older adults and may be associated with adverse cardiovascular health; however, empirical evidence is sparse. We examined olfaction in relation to the risk of coronary heart disease (CHD), stroke, and congestive heart failure (CHF).

Methods And Results: This study included 2537 older adults (aged 75.

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The management of axillary lymph nodes in breast cancer is continually evolving. Recent data now support omitting axillary lymph node dissection (ALND) in most patients with metastases in up to two sentinel lymph nodes (SLNs) during upfront surgery and those with residual isolated tumor cells after neoadjuvant chemotherapy (NACT). In the upfront surgery setting, ALND is still indicated, however, in patients with clinically node-positive breast cancer or more than two positive SLNs and, after NACT, in case of residual micrometastases and macrometastases.

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Sexual Dysfunction After Menopause: Guidelines for Assessment and Management.

Obstet Gynecol Clin North Am

June 2024

Department of Obstetrics and Gynecology, University of Washington School of Medicine, 1959 NE Pacific, Box 359865, Seattle, WA 98195, USA.

Female sexual dysfunction commonly occurs during the menopause transition and post-menopause due to hormonal, physiologic, and psychosocial factors. Sexuality is important to aging women; however, many are reluctant to seek treatment for their sexual concerns. Clinicians should be adept at managing and treating sexual dysfunction in this population.

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Background: Hospital medicine (HM) continues to be primarily composed of junior hospitalists and research has highlighted a paucity of mentors and academic output. Faculty advancement programs have been identified as a means to support junior hospitalists in their career trajectories and to advance the field. The optimal approach to supporting faculty development (FD) efforts is not known.

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Objective: The authors of this study aimed to investigate independent prognostic factors of survival with a particular focus on comparing the safety and efficacy of endoscopic endonasal versus open approaches in the surgical management of skull base chordoma.

Methods: A retrospective National Cancer Database review of skull base chordoma patients was performed to capture resection cases from 2010 to 2020, evaluating overall survival (OS), early postoperative mortality, readmission rates, and hospital length of stay (LOS) between surgical approaches and the independent prognostication of death utilizing Cox multivariate regression analysis.

Results: Among the 736 patients included in the cohort, 456 patients (62.

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Mild Hypoxia Accelerates Cerebral Cavernous Malformation Disease Through CX3CR1-CX3CL1 Signaling.

Arterioscler Thromb Vasc Biol

June 2024

Department of Medicine (E.F.-A., H.G.-G., C.C.L., C.M.B., B.N., P.H., A.P., H.S., M.G., O.A.M., M.H.G., M.A.L.-R.), University of California San Diego, La Jolla.

Background: Heterogeneity in the severity of cerebral cavernous malformations (CCMs) disease, including brain bleedings and thrombosis that cause neurological disabilities in patients, suggests that environmental, genetic, or biological factors act as disease modifiers. Still, the underlying mechanisms are not entirely understood. Here, we report that mild hypoxia accelerates CCM disease by promoting angiogenesis, neuroinflammation, and vascular thrombosis in the brains of CCM mouse models.

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Understanding the co-occurrence of food insecurity and eating disorders is a pressing concern. Several factors have been hypothesized to increase risk for eating disorders in women with food insecurity including dietary restriction, body weight, and weight-related bias, but few studies have tested these factors simultaneously to determine which are associated most strongly with eating disorder status. We tested cross-sectional associations of dietary restriction, current body mass index (BMI), weight suppression (i.

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Brain Plasticity Modulator p75 Neurotrophin Receptor in Human Urine after Different Acute Brain Injuries-A Prospective Cohort Study.

Biomedicines

January 2024

Department of Neurosurgery, Division of Clinical Neurosciences, Turku University Hospital, University of Turku, P.O. Box 52, Hämeentie 11, 20521 Turku, Finland.

Acute brain injuries (ABIs) pose a substantial global burden, demanding effective prognostic indicators for outcomes. This study explores the potential of urinary p75 neurotrophin receptor (p75NTR) concentration as a prognostic biomarker, particularly in relation to unfavorable outcomes. The study involved 46 ABI patients, comprising sub-cohorts of aneurysmal subarachnoid hemorrhage, ischemic stroke, and traumatic brain injury.

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Role of Rho-Associated Kinase in the Pathophysiology of Cerebral Cavernous Malformations.

Neurol Genet

February 2024

From the Neurovascular Research Unit (C.A.), Department of Radiology; Stroke Service, Department of Neurology (C.A.), Massachusetts General Hospital, Harvard Medical School, Boston; Center for Cerebrovascular Research (H.K.), Department of Anesthesia and Perioperative Care, University of California, San Francisco; University of New Mexico Health Sciences Center (L.M.), Albuquerque; University of Arizona (J.K.L.), College of Medicine, Tucson; Neurelis, Inc. (J.G., M.L.-T., E.C., A.L.R.), San Diego, CA; University of Hawaii John A. Burns School of Medicine (E.C.), Honolulu, HI; and University of Chicago Medicine and Biological Sciences (I.A.A.), Chicago, IL.

Cerebral cavernous malformations (CCMs) are vascular lesions characterized by a porous endothelium. The lack of a sufficient endothelial barrier can result in microbleeds and frank intracerebral hemorrhage. A primary mechanism for lesion development is a sequence variant in at least 1 of the 3 CCM genes (, , and ), which influence various signaling pathways that lead to the CCM phenotype.

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Background: Cerebral cavernous malformation with symptomatic hemorrhage (SH) are targets for novel therapies. A multisite trial-readiness project (https://www.clinicaltrials.

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Trial Readiness of Cavernous Malformations With Symptomatic Hemorrhage, Part II: Biomarkers and Trial Modeling.

Stroke

January 2024

Neurovascular Surgery Program, Department of Neurological Surgery (S.H., S.K., R.G., J.L., A.S., R.J.A.-F., R.S., N.H., D.D., I.A.A.), University of Chicago Medicine and Biological Sciences, IL.

Background: Quantitative susceptibility mapping (QSM) and dynamic contrast-enhanced quantitative perfusion (DCEQP) magnetic resonance imaging sequences assessing iron deposition and vascular permeability were previously correlated with new hemorrhage in cerebral cavernous malformations. We assessed their prospective changes in a multisite trial-readiness project.

Methods: Patients with cavernous malformation and symptomatic hemorrhage (SH) in the prior year, without prior or planned lesion resection or irradiation were enrolled.

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Background: The morbidity and mortality of acute subdural hematoma (aSDH) remains high. Several factors have been reported to affect the outcome and survival of these patients. In this study, we explored factors potentially associated with the outcome and survival of surgically treated acute subdural hematoma (aSDH), including postcraniotomy hematomas (PCHs).

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