Publications by authors named "Ruth B Morrison"

COVID-19 is associated with an increased risk of venous thromboembolism (VTE) in hospitalized patients. Although prior studies have attempted to identify predictors of VTE, restricted sample size and use of administrative claims data have limited such analyses. We utilized data from hospitalized patients in the CORONA-VTE Network, a United States multicenter registry of adult patients with PCR-confirmed COVID-19 (N = 3,844).

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  • Pregnancy can increase the risk of thrombotic and cardiovascular events, but the study investigates this risk specifically for outpatient pregnant women with COVID-19.
  • In a sample of 6,585 outpatients, only 169 were pregnant, and by 90 days post-diagnosis, two women had venous thrombosis, resulting in a low thrombotic event rate of 1.20%.
  • The study concludes that while the risk of thrombotic and cardiovascular events exists, the absolute rates are low enough that widespread preventative measures may not be necessary for outpatient pregnant women with COVID-19.
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Patients with acute venous thromboembolism (VTE) in the setting of transient provoking factors are typically treated with short-term anticoagulation. However, the risk of recurrence may be increased in the presence of enduring risk factors. In such patients, the optimal duration of treatment remains uncertain.

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  • A study examined the prevalence of atrial fibrillation in patients with acute aortic syndromes, finding that 8.7% of the 309 patients had atrial fibrillation.
  • Patients with atrial fibrillation were generally older, more likely to be white, and had a higher incidence of other health issues such as cancer and heart disease.
  • Those with atrial fibrillation experienced significantly higher in-hospital mortality rates (40.7% vs 12.4%) compared to those without it, but there was no difference in stroke rates between the two groups.
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Background: Cardiovascular complications, including myocardial infarction, ischemic stroke, and pulmonary embolism, represent an important source of adverse outcomes in coronavirus disease-2019 (COVID-19).

Objectives: To assess the frequency of arterial and venous thromboembolic disease, risk factors, prevention and management patterns, and outcomes in patients with COVID-19, the authors designed a multicenter, observational cohort study.

Methods: We analyzed a retrospective cohort of 1,114 patients with COVID-19 diagnosed through our Mass General Brigham integrated health network.

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We investigated gender differences in the prescription of prophylaxis against deep vein thrombosis (DVT) in 2,619 patients who developed acute DVT while being hospitalized for reasons other than DVT or were diagnosed with acute DVT as outpatients but who had been hospitalized within 30 days prior to DVT diagnosis. Men were 21% more likely than women to receive prophylaxis (OR 1.21, 95% CI 1.

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Venous thromboembolism still threatens the lives of hundreds of thousands of people in the United States--and some of them are your patients. Here's how to put the latest research and technology to good use in the fight against thromboembolic disease.

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