Publications by authors named "Cossey T"

Background And Objectives: Community emergency departments often transfer patients for lack of neurology coverage, potentially burdening patients and accepting facilities. Telestroke improves access to acute stroke care, but there is a lack of data on inpatient teleneurology and telestroke care.

Methods: From our prospective telestroke registry, we retrospectively reviewed 3702 consecutive patients who were seen via telestroke between September 2015 and December 2018.

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Background: Tissue plasminogen activator (tPA) refusal is 4%-6% for acute ischemic stroke (AIS) in the emergency department. Telestroke (TS) has increased the use of tPA for AIS but is accompanied by barriers in communication that can affect tPA consent. We characterized the incidence of tPA refusal in our TS network and its associated reasons.

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Background: Recent studies have shown that tPA can be safely administered past the standard 4.5 h window with good outcomes when selected with multi-model imaging, which is often lacking outside of comprehensive stroke centers.

Aim: We aim to analyze the safety and outcomes of wake up/unknown onset (WUS/UNK) patients treated based on non-contrast head CT (NCCT) at our institution and in the literature.

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Introduction: Differences in access to stroke care and compliance with standard of care stroke management among patients of varying racial and ethnic backgrounds and sex are well-characterized. However, little is known on the impact of telestroke in addressing disparities in acute ischemic stroke care.

Methods: We conducted a retrospective review of acute ischemic stroke patients evaluated over our 17-hospital telestroke network in Texas from 2015-2018.

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Background: Effective medical record documentation is required to support accurate capture of diagnoses, patient acuity (case mix index [CMI]), and justify resource utilization for reimbursement. Billing code complexity and a lack of formal documentation education in training programs have created a need for academic medical centers to incorporate training for trainees (residents, fellows, and new nurse practitioners). We hypothesized that standardized stroke note templates, trainee education, and feedback from chart audits would improve documentation accuracy.

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Introduction: Telestroke has increased access to acute management of ischemic stroke in areas that lack stroke care expertise, yet delays persist in evaluation and treatment. We describe variation in time to alert a telestroke physician of suspected acute ischemic stroke patients potentially eligible for acute stroke therapies among community hospitals in our telestroke network, and explore demographic and spoke-related characteristics associated with delays.

Methods: From our telestroke registry, we identified suspected acute ischemic stroke patients who arrived within 6 hours of symptom onset and underwent video consultation at 1 of 17 community hospitals in our hub-and-spoke network.

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Background and Purpose- Telemedicine is increasingly utilized for intravenous tPA (tissue-type plasminogen activator) delivery. The comparative safety of leaving tPA-treated patients at a presenting (spoke) hospital (drip-and-stay) or transferring patients to a central treating (hub) hospital (drip-and-ship) is not established. We sought to compare outcomes between drip-and-ship and drip-and-stay patients treated with tPA via telemedicine.

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Background: Stroke outcomes have been shown to be worse for patients presenting overnight and on weekends (after-hours) to stroke centers compared with those presenting during business hours (on-hours). Telemedicine (TM) helps provide evaluation and safe management of stroke patients. We compared time metrics and outcomes of stroke patients who were assessed and received intravenous recombinant tissue plasminogen activator (IV-tPA) via TM during after-hours with those during on-hours.

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Background And Purpose: Formal telestroke training for neurovascular fellows (NVFs) is necessary because of growing use of telestroke technologies in the management of acute ischemic stroke; yet, educational approaches and training benchmarks are not formalized. Time between telestroke consultant page and tissue-type plasminogen activator administration (page-to-needle time, PTNT) can provide an objective measure of proficiency. We compared PTNT between NVFs and neurovascular attendings (NVAs) and evaluated changes in PTNT with experience.

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Purpose Of Review: An 80-year-old man presents with an acute right hemiparesis and National Institutes of Health Stroke Scale (NIHSS) of 25, 14 h after taking dabigatran. Activated partial thromboplastin time (aPTT) is 42.8 s.

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Objective: Lithium (Li) reduces disease activity in animal models of multiple sclerosis (MS), but has not been previously studied in human MS. While developing a clinical trial to test the effects of Li in MS, we performed a retrospective chart review to determine the safety and tolerability of Li among US veterans with MS.

Methods: We identified all veterans with MS prescribed Li from 1998 to 2009 using the Department of Veterans Affairs Pharmacy Benefits Management.

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Introduction: We hypothesized that a correlation may exist between the length of the upper limb and the length of the cubital tunnel, which transmits the ulnar nerve from the arm to the forearm. If true, this association might aid in predicting individuals at greater risk of developing ulnar nerve compression at this site.

Materials And Methods: A total of 46 cadaveric upper limbs were dissected.

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Background: There is a paucity in the literature regarding the reflected ligament. Therefore, the present study was performed in order to further elucidate this anatomy.

Material And Methods: Eighteen formalin-fixed adult cadavers (35 sides) underwent dissection of the medial inguinal region.

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