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Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery
04:48

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery

Published on: November 28, 2018

Perioperative assessment of diastolic dysfunction

Robina Matyal1, Nikolaos J Skubas, Stanton K Shernan

  • 1Department of Anesthesia and Critical Care Medicine, Beth Israel Deaconess Medical Center, CC-454, 1 Deaconess Rd., Boston, MA 02215, USA. rmatyal@bidmc.harvard.edu

Anesthesia and Analgesia
|August 5, 2011
PubMed

Insights

Diastolic dysfunction is common in surgical patients and predicts poor outcomes. Advanced echocardiography techniques can precisely assess left ventricular diastolic function, guiding perioperative care.

Area of Science:

  • Cardiology
  • Anesthesiology
  • Echocardiography

Background:

  • Diastolic dysfunction affects over 50% of patients undergoing cardiac and high-risk noncardiac surgery.
  • It is an independent predictor of adverse postoperative outcomes.
  • Diastolic dysfunction is a likely cause of congestive heart failure in patients with normal systolic function.

Purpose of the Study:

  • To emphasize the importance of assessing diastolic function during perioperative transesophageal echocardiography.
  • To highlight the challenges and advancements in evaluating diastolic function in surgical patients.
  • To discuss the adaptation of diagnostic algorithms for perioperative transesophageal echocardiography.

Main Methods:

  • Utilizing various load-dependent Doppler techniques for diastolic function assessment.
  • Employing advanced Doppler methods like Doppler tissue imaging and flow propagation velocity.
  • Applying Doppler-derived ratios to estimate left ventricular filling pressures.

Main Results:

  • Abnormal diastolic function is prevalent and linked to worse surgical outcomes.
  • Sophisticated Doppler techniques allow precise evaluation of left ventricular diastolic function, differentiating relaxation and compliance issues.
  • Doppler-derived ratios aid in estimating filling pressures.

Conclusions:

  • Diastolic function assessment is crucial in comprehensive perioperative transesophageal echocardiography.
  • Advanced Doppler techniques enhance the precision of evaluating left ventricular diastolic function in surgical patients.
  • Perioperative hemodynamic variations necessitate modified diagnostic algorithms for transesophageal echocardiography in anesthetized patients.

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