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Related Concept Videos

Self-Help Support Groups01:28

Self-Help Support Groups

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Self-help support groups are voluntary, community-based organizations that provide a platform for individuals with shared concerns to exchange support, insights, and practical strategies for coping with life challenges. Typically led by group members or paraprofessionals, these groups form a cornerstone of mental health care, especially in reaching populations that are underserved by traditional healthcare systems.
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Support reactions in three dimensions help maintain the stability and equilibrium of various structures and systems. These reactions prevent the system from translating and rotating, ensuring the design can withstand external forces and perform its intended function efficiently and safely. Some of the supports providing support reactions in three dimensions are discussed below:
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Preoperative Right Ventricular Dysfunction Indicates High Vasoactive Support Needed After Cardiac Surgery.

Pei-Chi Ting1, Victor C-C Wu2, Chia-Chih Liao1

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Preoperative right ventricular (RV) dysfunction, particularly reduced RV global longitudinal strain (RVGLS), independently predicts high vasoactive-inotropic score (VIS) after cardiac surgery. Early identification can help anticipate adverse events.

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cardiac surgeryright ventricular functiontransesophageal echocardiographyvasoactive-inotropic score

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Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Echocardiography

Background:

  • Postoperative high vasoactive-inotropic score (VIS) is linked to adverse outcomes.
  • Assessing preoperative right ventricular (RV) function is crucial for predicting surgical risk.

Purpose of the Study:

  • To investigate the association between preoperative RV function and the development of high VIS post-cardiac surgery.
  • To identify specific RV parameters that predict high VIS.

Main Methods:

  • Prospective observational study of 103 patients undergoing elective cardiac surgery.
  • Preoperative transesophageal echocardiography to measure RV indices including RV global longitudinal strain (RVGLS).
  • High VIS defined as ≥20 within 24 hours postoperatively; adverse events were recorded.

Main Results:

  • 16.5% of patients developed high VIS (mean max VIS 39).
  • High VIS was associated with increased need for ECMO, acute kidney injury, and mortality.
  • Preoperative RV global longitudinal strain (RVGLS) was an independent predictor of high VIS (OR 1.19, p=0.011), with an optimal cutoff of -16.7%.

Conclusions:

  • Preoperative RV dysfunction, specifically impaired RVGLS, is an independent risk factor for high VIS after cardiac surgery.
  • RVGLS is a valuable tool for predicting high VIS and potential adverse postoperative events.
  • Identifying patients at risk for high VIS can guide perioperative management and improve outcomes.