Alleviating pain in children is one of the most exciting and rewarding of professional activities . pediatric regional anesthesia is receiving its deserved attention as an excellent technique for a balanced intraoperative anesthesia as well as postoperative analgesia . Continuous caudal block provides adequate duration of analgesia, not only for lower limb and lower abdominal surgeries, but also for upper abdominal and thoracic surgery , conserving the haemodynamic stability .