1. Lung ultrasound findings in hospitalized COVID-19 patients in relation to venous thromboembolic events:the ECHOVID-19 study
- Author
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Kirstine Ravnkilde, Reza Jabbari, Olav W. Nielsen, Ole Peter Kristiansen, Jannik Langtved Pallisgaard, Mats Christian Højbjerg Lassen, Anne Bjerg Nielsen, Christian Hassager, Gunnar Gislason, Elke Platz, Raphael Hauser, Klaus Nielsen Jeschke, Birgitte Lindegaard, Charlotte Suppli Ulrik, Jørn Carlsen, Niklas Dyrby Johansen, Pradeesh Sivapalan, Kristoffer Grundtvig Skaarup, Morten Lamberts, Søren Helbo Skaarup, Lothar Wiese, Eva Holt, Morten Schou, Matias Greve Lindholm, Emil S. Walsted, Liv Borum Schöps, Kasper Iversen, Jannie Nørgaard Lind, Morten Sengeløv, Jens-Ulrik Stæhr Jensen, Niels Tønder, Ole Kirk, Alia Saed Alhakak, Caroline Espersen, Tor Biering-Sørensen, Uffe Bodtger, and Henning Bundgaard
- Subjects
Adult ,Male ,medicine.medical_specialty ,Coronavirus disease 2019 (COVID-19) ,Article ,B-lines ,Internal medicine ,Internal Medicine ,medicine ,Humans ,Radiology, Nuclear Medicine and imaging ,Prospective Studies ,Lung ,Pathological ,Aged ,Ultrasonography ,Lung ultrasound ,Proportional hazards model ,business.industry ,Venous thromboembolic events ,COVID-19 ,Mean age ,Venous Thromboembolism ,General Medicine ,medicine.disease ,Thrombosis ,Pulmonary embolism ,Median time ,Female ,business - Abstract
Purpose: Several studies have reported thromboembolic events to be common in severe COVID-19 cases. We sought to investigate the relationship between lung ultrasound (LUS) findings in hospitalized COVID-19 patients and the development of venous thromboembolic events (VTE). Methods: A total of 203 adults were included from a COVID-19 ward in this prospective multi-center study (mean age 68.6 years, 56.7% men). All patients underwent 8-zone LUS, and all ultrasound images were analyzed off-line blinded. Several LUS findings were investigated (total number of B-lines, B-line score, and LUS-scores). Results: Median time from admission to LUS examination was 4 days (IQR: 2, 8). The median number of B-lines was 12 (IQR: 8, 18), and 44 (21.7%) had a positive B-line score. During hospitalization, 17 patients developed VTE (4 deep-vein thrombosis, 15 pulmonary embolism), 12 following and 5 prior to LUS. In fully adjusted multivariable Cox models (excluding participants with VTE prior to LUS), all LUS parameters were significantly associated with VTE (total number of B-lines: HR = 1.14, 95% CI (1.03, 1.26) per 1 B-line increase), positive B-line score: HR = 9.79, 95% CI (1.87, 51.35), and LUS-score: HR = 1.51, 95% CI (1.10, 2.07), per 1-point increase). The B-line score and LUS-score remained significantly associated with VTE in sensitivity analyses. Conclusion: In hospitalized COVID-19 patients, pathological LUS findings were common, and the total number of B-lines, B-line score, and LUS-score were all associated with VTE. These findings indicate that the LUS examination may be useful in risk stratification and the clinical management of COVID-19. These findings should be considered hypothesis generating. Clinicaltrials.gov ID: NCT04377035.
- Published
- 2022
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