الفهرس 
The efficacy of pre-incisional peritonsillar infiltration of ketamine for post-tonsillectomy analgesia in children
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Abstract
Background: Pain control after tonsillectomy in children always remain a challenge for anaesthesiologists, especially for those who are at higher risk of airway obstruction and respiratory depression. Objectives: To asses the effect of pre-incisional peritonsillar infiltration of ketamine(0.25mg/kg) on postoperative pain in children undergoing tonsillectomy . Conclusion: We found that preincisional peritonsillar infiltration of low dose of Ketamine (0.25mg/kg) is efficient for postoperative analgesia during 24 hours posoperatively ,decrease need for rescue analgesics , has a good effect on dysphagia postoperatively and doesn{u2019}t produce hallucinations in children undergoing tonsillectomy