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Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
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Hypercoagulability panel testing predicts thrombosis in neonates undergoing cardiac surgery.

Sirisha Emani1, David Zurakowski, Christopher W Baird

  • 1Department of Cardiac Surgery, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts.

American Journal of Hematology
|October 15, 2013
PubMed
Summary

Postoperative thrombosis in neonates after heart surgery is a significant risk. Elevated PAI-1, TAFI, and thrombin generation assay (TGA) independently predict this risk, aiding early identification.

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Transcutaneous Microcirculatory Imaging in Preterm Neonates
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Area of Science:

  • Pediatric Cardiology
  • Neonatal Thrombosis
  • Hemostasis and Thrombosis Research

Background:

  • Thrombosis is a major cause of morbidity and mortality in neonates undergoing cardiac surgery.
  • Existing data lacks correlation between hemostatic factor alterations and thrombosis risk in this population.
  • Identifying neonates at high risk for thrombosis is crucial for timely intervention.

Purpose of the Study:

  • To predict the risk of thrombosis in neonates undergoing cardiac surgery.
  • To assess a panel of hypercoagulability markers for predictive value.
  • To identify independent predictors of postoperative thrombosis.

Main Methods:

  • Prospective enrollment of 100 neonates undergoing cardiac surgery.
  • Preoperative assessment of hypercoagulability markers: thrombin generation assay (TGA), antithrombin III, protein C, protein S, factor VIII, thrombin-activatable fibrinolytic inhibitor (TAFI), plasminogen activator inhibitor-1 (PAI-1), and cardiolipin antibody.
  • Postoperative monitoring for clinical events or imaging evidence of thrombosis.

Main Results:

  • The incidence of postoperative in-hospital thrombosis was 20%.
  • Single ventricle physiology was the only significant clinical risk factor.
  • Univariate analysis identified elevated PAI-1, TAFI, TGA, and anticardiolipin antibodies as risk factors. Multivariable analysis confirmed elevated PAI-1, TAFI, and TGA as independent predictors.

Conclusions:

  • Hypercoagulability panel testing can identify neonates at high risk for thrombosis post-cardiac surgery.
  • Elevated PAI-1, TAFI, and TGA are independent predictors of thrombosis.
  • Further research is needed to evaluate targeted anticoagulation therapies for high-risk neonates.