American Journal of Perinatology, Table of Contents Am J Perinatol 1989; 6(3): 287-288DOI: 10.1055/s-2007-999594 ORIGINAL ARTICLE © 1989 by Thieme Medical Publishers, Inc. Fetal Heart Rate Changes Associated with General Anesthesia Donna M. Fedorkow, Terry J. Stewart, John Parboosingh Department of Obstetrics and Gynecology, Foothills Provincial General Hospital, Calgary, Alberta, Canada Recommend Article Abstract Buy Article ABSTRACT Decreased fetal heart rate variability was noted 90 seconds after the induction of general anesthesia with sodium thiopentone and fentanyl in a patient undergoing basket extraction of a renal calculus at 30 weeks' gestation. The fetal sleep pattern lasted for 105 minutes after the anesthetic was discontinued, 45 minutes after the mother was fully awake. Full Text
