Korean J Anesthesiol.  2011 Apr;60(4):294-297. 10.4097/kjae.2011.60.4.294.

Postanesthetic torsade de pointes in a patient with unrecognized long QT syndrome: A case report

Affiliations
  • 1Department of Anesthesiology and Pain Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea. jaljary@naver.com

Abstract

Torsade de pointes (TdP) is a devastating form of polymorphic ventricular arrhythmia associated with corrected QT (QTc) interval prolongation. TdP usually terminates spontaneously but frequently recurs and may degenerate to ventricular fibrillation. The present report describes a case of TdP in a patient being transferred to the postanesthetic care unit following an emergency laparoscopic appendectomy. The patient had undergone open heart surgery 1 week before. Retrospective electrocardiogram analysis revealed the patient had QTc and Tpeak-Tend interval prolongation that had gone unrecognized. We believe TdP may have been induced by accentuation of sympathetic nervous system during emergence from general anesthesia.

Keyword

Long QT syndrome; Torsade de pointes; Tpeak-Tend interval; Ventricular fibrillation

MeSH Terms

Anesthesia, General
Appendectomy
Arrhythmias, Cardiac
Electrocardiography
Emergencies
Humans
Long QT Syndrome
Retrospective Studies
Sympathetic Nervous System
Thoracic Surgery
Torsades de Pointes
Ventricular Fibrillation

Cited by  1 articles

Ventricular arrhythmia in patients with prolonged QT interval during liver transplantation: two cases report
Min-Soo Kim, Na Young Kim, Ji Eun Park, Soon Ho Nam
Korean J Anesthesiol. 2014;67(6):416-420.    doi: 10.4097/kjae.2014.67.6.416.

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