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The effect of dexamethasone on postoperative vomiting after tonsillectomy
M T Aouad1, S S Siddik, L B Rizk
1Department of Anesthesiology, American University of Beirut, Beirut, Lebanon.
Anesthesia and Analgesia
|February 28, 2001
Summary
Dexamethasone significantly reduced vomiting and improved oral intake in children undergoing adenotonsillectomy. This study highlights the benefits of dexamethasone for pediatric post-operative recovery, leading to better patient satisfaction.
Area of Science:
- Anesthesiology
- Pediatric Surgery
- Pharmacology
Background:
- Post-tonsillectomy complications include vomiting and delayed oral intake.
- Effective management strategies are crucial for pediatric surgical recovery.
Purpose of the Study:
- To evaluate the efficacy of preoperative intravenous dexamethasone in reducing vomiting and improving oral intake in children undergoing adenotonsillectomy.
Main Methods:
- A double-blinded, randomized, placebo-controlled study involving 110 children aged 2-12 years.
- Participants received either dexamethasone (0.5 mg/kg IV) or saline preoperatively.
- Outcomes measured included vomiting incidence, time to oral intake, oral intake quality, satisfaction scores, and IV hydration duration.
Main Results:
- Dexamethasone group showed significantly lower overall and late vomiting incidence (23% and 19%) compared to the saline group (51% and 34%).
- Time to first oral intake and duration of IV hydration were shorter in the dexamethasone group (P < 0.05).
- Quality of oral intake and patient satisfaction scores were significantly better with dexamethasone (P < 0.05).
Conclusions:
- Preoperative intravenous dexamethasone is effective in reducing postoperative vomiting in children undergoing adenotonsillectomy.
- Dexamethasone improves oral intake, reduces the need for IV hydration, and enhances patient satisfaction.
- This supports the use of dexamethasone as an adjunct in pediatric adenotonsillectomy care.