Coronavirus disease 2019 (COVID-19) is associated with an increased incidence of venous thromboembolism (VTE). Frequently asymptomatic, VTE has a negative impact on patients clinical course. On top of traditional VTE risk factors encountered during COVID-19 such as prolonged bed rest, hypoxemia and intravascular material, main features of patients with severe forms (old age, obesity) explain in part the VTE frequency. In addition, COVID-19 causes an endothelial disease following endotheliitis after the direct invasion of endothelial cells and a prothrombotic state secondary to the strong inflammatory response to infection. Altogether, these mechanisms lead to an extensive immunothrombosis within the pulmonary vasculature. VTE risk stratification to prescribe adequate anticoagulation is an imperious requirement in the COVID-19 treatment. So far, guidelines are mainly based on observational data. Randomized controlled clinical trials are ongoing and will allow to precise the anticoagulant regiment of patients hospitalized for COVID-19.
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http://dx.doi.org/10.1016/j.ancard.2020.09.027 | DOI Listing |
Semin Thromb Hemost
January 2025
Department of Pediatric Gastroenterology, University of South Florida Morsani College of Medicine, Tampa, Florida.
The purpose of this study is to (1) estimate and compare the prevalence of venous thromboembolism (VTE) in children (age 0 to ≤21) with versus without cystic fibrosis (CF); (2) investigate putative associations between specific gastrointestinal (GI) manifestations and the development of VTE among children with CF. This was a multicenter case-control analysis among patients aged 0 to ≤ 21 years between 2010 and 2020, using the TriNetX Research Network. Data queries included ICD-9/10 (International Classification of Diseases-9th/10th Revision) diagnosis codes.
View Article and Find Full Text PDFPostgrad Med
January 2025
Lankenau Medical Center, Wynnewood, PA, USA.
Venous thromboembolism (VTE), consisting of both deep vein thrombosis (DVT) and pulmonary embolism (PE), is an extremely common condition both in the United States and worldwide. Not only is the diagnosis associated with significant morbidity and mortality for patients, but also it imposes a deleterious financial burden on the US healthcare system. Diagnosis may be challenging due to variability in clinical presentation and requires a sequential workup including assessment of clinical pretest probability for VTE, D-dimer testing, and imaging.
View Article and Find Full Text PDFJACC CardioOncol
December 2024
Medical University of Vienna, Department of Medicine I, Division of Hematology and Hemostaseology; Comprehensive Cancer Center Vienna, Vienna, Austria.
Background: Patients with cancer treated with immune-checkpoint inhibitors (ICIs) have a substantial risk of venous thromboembolism (VTE). The association between ICI-induced inflammation and hypercoagulability is unclear, and no biomarkers currently exist to stratify VTE risk.
Objectives: The authors sought to determine the association between the early changes in C-reactive protein (CRP) after ICI initiation and the risk of VTE.
J Thromb Haemost
January 2025
Medicine II Unit, ASST Santi Paolo e Carlo, Department of Health Sciences, University of Milan, Milan.
Background: COVID-19 is associated with intense systemic inflammation and abnormal coagulation profile leading to an increased incidence of pulmonary embolism (PE). This study investigates whether PE in COVID-19 patients has different clinical, laboratory and radiological characteristics when compared to traditional PE in COVID negative patients.
Methods: We conducted an observational, multicentric, cross-sectional study on consecutive patients diagnosed with PE at admission or during hospital stay from February 21 2019 to February 20 2021.
Injury
January 2025
Washington University School of Medicine, Department of Surgery, Section of Acute and Critical Care Surgery, USA. Electronic address:
Traumatic brain injury (TBI) remains a leading cause of morbidity and mortality among trauma patients. The care of these patients continues to be a complex endeavor with prevention of associated complications, often requiring as much attention as that of the treatment of the primary injury. Paramount among these are venous thromboembolic events (VTE) due to their high incidence, additive effect on the risk of morbidity and mortality, and the careful balance that must be utilized in their diagnosis and treatment to prevent progression of the brain injury itself.
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