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 Vol. 10 No. 5, November 2003
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AAP Grand Rounds 10:58-59 (2003)
© 2003 American Academy of Pediatrics

ANESTHESIOLOGY

How Long a Fast Before Elective Surgery?

Source: Cook-Sather SD, Harris KA, Chiavacci R, et al. A liberalized fasting guideline for formula-fed infants does not increase average gastric fluid volume before elective surgery. Anesth Analg. 2003;96:965–969.[Abstract/Free Full Text]

The first 20% of the full text of this article appears below.

This prospective, randomized, observer-blinded trial was undertaken at the Children’s Hospital of Philadelphia to determine whether infants’ gastric fluid volume was affected by a shorter period of pre-anesthetic fast from formula. Ninety-seven infants aged less than 10 months were enrolled during a 32-month period and randomized to 2 groups. The liberalized fasting group (mean age, 5.7 months) was allowed formula 4–6 hours prior to the induction of general anesthesia but no solids or cow’s milk within 8 hours of induction. The traditional group (mean age, 6.4 months) was allowed clear liquids 2–5 hours prior to the induction of general anesthesia and no solids, milk, or formula within 8 hours of induction. All subjects were American Society of Anesthesiology (ASA) physical status I or II and scheduled for elective surgical procedures which would require endotracheal intubation. Anesthesia was induced . . . [Full Text of this Article]

Thomas J. Mancuso, MD, FAAP
Pediatric Anesthesiology, Children’s Hospital, Boston, MA