analgesia in terms of both duration and quality and sedation in children undergoing infraumbilical and perineal surgery Sangeeta Yadav, Sharmila Ahuja, Sujata Gautam, S. V. Madhu University College of Medical Sciences and Guru Teg Bahadur Hospital, Delhi Abstract Postoperative pain assessment and pain relief has become an integral part of pediatric anesthesia as unrelieved pain causes many deleterious effects such as postoperative pulmonary complications and delayed wound healing as well as neuroendocrine stress response.