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Hypertrophic Cardiomyopathy and Left Ventricular Outflow Tract Obstruction: Expecting the Unexpected

Pankaj Jain1, Prakash A Patel2, Michael Fabbro1

  • 1Miller School of Medicine, University of Miami, Miami, FL.

Journal of Cardiothoracic and Vascular Anesthesia
|October 3, 2017
PubMed

Insights

Hypertrophic cardiomyopathy poses perioperative risks due to potential left ventricular outflow tract gradients. Early recognition and prompt management are crucial for patient safety during surgery.

Area of Science:

  • Cardiology
  • Anesthesiology
  • Cardiovascular Surgery

Background:

  • Hypertrophic cardiomyopathy (HCM) is a recognized clinical condition associated with significant perioperative risks.
  • Patients with HCM may present with or without a preoperative diagnosis.
  • Provocable left ventricular outflow tract (LVOT) gradients are a key concern in the perioperative setting.

Purpose of the Study:

  • To review diagnostic criteria for perioperative hypertrophic cardiomyopathy.
  • To identify risk factors associated with HCM in surgical patients.
  • To outline management strategies and novel diagnostic modalities for perioperative HCM.

Main Methods:

  • This is a review article.
  • It synthesizes current literature on hypertrophic cardiomyopathy in the perioperative context.
  • Focuses on diagnostic criteria, risk factors, management, and emerging diagnostic tools.

Main Results:

  • Obstructive patterns in HCM can lead to hemodynamic compromise under surgical conditions.
  • Early identification of these obstructive patterns is critical.
  • Rapid management adjustments are necessary when instability arises.

Conclusions:

  • Perioperative management of hypertrophic cardiomyopathy requires careful attention to LVOT gradients.
  • Prompt recognition and intervention are vital for optimizing outcomes.
  • Novel diagnostic approaches may further enhance patient care.

Keywords:
dynamic left ventricular obstructionhypertrophic cardiomyopathyleft ventricular outflow tract obstructionsystolic anterior motion

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