Publications by authors named "Graffagnino C"

Background: Oral anticoagulation (OAC) is a risk factor for intracerebral hemorrhage (ICH) which is an important source of disability and mortality. OAC-associated ICH (OAC-ICH) patients have worse outcomes as compared to ICH patients not on OAC, likely because of the associated larger stroke volumes, higher propensity to intraventricular hemorrhage, and a higher risk of rebleeding. Although current guidelines recommend that OAC should be reversed quickly, many health care systems have not developed a process for optimizing that aspect of care.

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Background: Despite guidelines and strong evidence supporting intravenous thrombolysis and endovascular thrombectomy for acute stroke, access to these interventions remains a challenge. The objective of the IMPROVE stroke care program was to accelerate acute stroke care delivery by implementing best practices and improving the regional systems of care within comprehensive stroke networks.

Methods: The IMPROVE Stroke Care program was a prospective quality improvement program based on established models used in acute coronary care.

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Context: Data sharing between local health departments and health care systems is challenging during public health crises. In early 2021, the supply of COVID-19 vaccine was limited, vaccine appointments were difficult to schedule, and state health departments were using a phased approach to determine who was eligible to get the vaccine.

Program: Multiple local health departments and health care systems with the capacity for mobile and pop-up vaccine clinics came together in Columbus and Franklin County, Ohio, with a common objective to coordinate where, when, and how to set up mobile/pop-up COVID-19 vaccine clinics.

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Background/purpose: Cardiac arrest is a common cause of death and neurological injury; therapeutic cooling for neuroprotection is standard of care. Despite numerous and ongoing trials targeting a specified cooling temperature for a target duration, the concept of temperature dose-the duration spent at a given depth of hypothermia-is not as well explored.

Methods: In this retrospective study, we examined 66 patients 18 years of age or older undergoing therapeutic hypothermia for cardiac arrest between 2007 and 2010 to assess the relationship of temperature dose with outcomes.

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Background And Purpose: Rates of emergency medical services (EMS) utilization for acute stroke remain low nationwide, despite the time-sensitive nature of the disease. Prior research suggests several demographic and social factors are associated with EMS use. We sought to evaluate which demographic or socioeconomic factors are associated with EMS utilization in our region, thereby informing future education efforts.

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Background: S-Nitrosoglutathione (GSNO) is a nitric oxide donor that has been investigated for neuroprotective and neuro-recovery effect. We aimed to conduct a systematic review on the published literatures using GSNO in both pre-clinical and clinical stroke studies.

Methods: We searched PubMed up to June 30, 2019, using the following keywords: S-Nitrosoglutathione, GSNO, stroke, cerebrovascular, carotid arteries, middle cerebral artery, and middle cerebral artery occlusion.

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The AHA Guidelines recommend developing multi-tiered systems for the care of patients with acute stroke. An ideal stroke system of care should ensure that all patients receive the most efficient and timely care, regardless of how they first enter or access the medical care system. Coordination among the components of a stroke system is the most challenging but most essential aspect of any system of care.

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Despite increasing interest in structural (policy, systems, and environmental) changes to improve health, little attention has focused on the adoption, implementation, sustainability, and potential for dissemination of these changes among local community-based organizations. A mixed methods approach was used for this process evaluation. Representatives of nine community-based organizations were surveyed using closed-ended questions and in-depth qualitative interviews to describe 32 policy changes.

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Background: Ischemic stroke has no approved treatments to enhance recovery. ALD-401 is an enriched population of aldehyde dehydrogenase-bright stem cells, capable of reducing neurological deficits in animal models. The primary objective of this trial was to determine the safety of internal carotid artery, intra-arterially delivered autologous bone marrow-derived ALD-401 in patients with disabling middle cerebral artery stroke in comparison with sham harvest with sham infusion.

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There is no published literature regarding sub-Saharan health-care providers' understanding of stroke management patterns. Understanding current stroke management knowledge is important in formulating future education opportunities for providers to optimize patient outcomes. A cross-sectional survey of acute stroke diagnosis, hospital management, and secondary prevention questions was administered to health-care providers working in one large Kenyan acute referral hospital.

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Intro: In light of the recent successful mechanical thrombectomy trials, the need for IV-tPA prior is under investigation. Few cases demonstrate angiographically the role of both mechanical and chemical strategies at achieving reperfusion.

Case Report: A 63year-old male presented with an NIHSS 20.

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The sedation-assessment conundrum is the struggle to balance the need for sedation against the need to awaken the patient and perform a neurologic examination. This article discusses the nuances of the sedation-assessment conundrum as well as approaches to resolve this and reduce the negative impact of abruptly stopping sedative infusions. Both oversedation and undersedation affect critically ill patients.

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As increasing numbers of elderly people undergo cardiac surgery, neurologists are frequently called upon to assess patients with neurological complications from the procedure. Some complications mandate acute intervention, whereas others need longer term observation and management. A large amount of published literature exists about these complications and guidance on best practice is constantly changing.

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Background: Intracerebral hemorrhage (ICH) causes 10-15% of primary strokes, with mortality related to hematoma volume. Blood pressure (BP) reduction may attenuate hematoma expansion. ACCELERATE (the Evaluation of Patients with Acute Hypertension and Intracerebral Hemorrhage with Intravenous Clevidipine Treatment) is a pilot study representing the first evaluation of safety and efficacy of intravenous clevidipine for the rapid treatment of hypertension in ICH patients.

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Background: Pharmacological sedation is a necessary tool in the management of critically ill, mechanically ventilated patients. The intensive care unit (ICU) sedation strategy is to use the least amount of medication to meet safety and comfort goals. Titration of pharmacological agents is currently guided by clinical assessment tools.

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Object: Cerebral artery vasospasm is a major cause of death and disability in patients recovering from subarachnoid hemorrhage (SAH). Although the exact cause of vasospasm is unknown, one body of research suggests that clearing blood products by CSF drainage is associated with a lower frequency and severity of vasospasm. There are multiple approaches to facilitating CSF drainage, but there is inadequate evidence to determine the best practice.

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Objective: To report a case of a hyperdense posterior cerebral artery (PCA) sign in the setting of spontaneous vertebral artery dissection.

Clinical Presentation And Intervention: A 28-year-old, previously healthy female presented with rapidly progressive coma. A noncontrast computerized tomographic (CT) scan showed a hyperdense PCA sign, which prompted an urgent arteriogram.

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Sedation for the mechanically-ventilated, brain-injured patient remains challenging. The purpose of this pilot study was to compare the cerebral physiologic effects of sedation with propofol versus dexmedetomidine in mechanically-ventilated, brain-injured patients. Using a randomised, crossover, unblinded clinical trial, we enrolled patients with severe brain injury (Glasgow Coma Score ≤8) from traumatic injury, subarachnoid haemorrhage or intracerebral haemorrhage undergoing multimodal monitoring (intracranial pressure, brain temperature, oximetry and microdialysis).

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Objectives: To review the available published literature to assess whether evidence supports a beneficial role for coordinated transition of care services for the postacute care of patients hospitalized with first or recurrent stroke or myocardial infarction (MI). This review was framed around five areas of investigation: (1) key components of transition of care services, (2) evidence for improvement in functional outcomes, morbidity, mortality, and quality of life, (3) associated risks or potential harms, (4) evidence for improvement in systems of care, and (5) evidence that benefits and harms vary by patient-based or system-based characteristics.

Data Sources: MEDLINE(®), CINAHL(®), Cochrane Database of Systematic Reviews, and Embase(®).

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Article Synopsis
  • Transitional care is a short-term service aimed at preventing interruptions in care and reducing risks like rehospitalization for patients recovering from acute conditions such as stroke or myocardial infarction (MI).
  • The review of 62 articles (44 studies) uncovered various transitional care interventions, including hospital-initiated support, patient education, community support, and chronic disease management, with varying effectiveness; notably, hospital support reduced stroke-related hospital stays and showed potential to lower MI mortality.
  • Limitations in the studies included a lack of high-quality research designs and poorly defined usual care comparisons, raising questions about the findings' applicability in U.S. healthcare settings.
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Article Synopsis
  • The study focuses on the management of cerebral spinal fluid (CSF) drainage in patients with subarachnoid hemorrhage (SAH) to prevent vasospasm, which can lead to stroke.
  • A non-randomized observational approach was taken with 37 patients divided into two groups based on the method of external ventricular drainage (EVD) used.
  • Results indicated no significant differences in vasospasm or other clinical outcomes between groups; however, the monitor-ICP group showed trends toward better outcomes, warranting further research in a randomized clinical trial.
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