“…According to the findings of this research the intraoperative blood loss was significantly less in the BET group than the CDT group, which is in good agreement with other similar studies and supports the results of previously published articles by Hashemi et al (2002), 20 Silveria et al (2003), 15 Kousha et al (2007), 21 Adoga (2011), 19 Ahmad & Bassiouny (2009), 22 Guragain et al (2010), 14 Vithyathil et al (2017) 13 and Ali et al (2014). 12 Blood loss is a very important parameter, particularly in childrens’ surgery, because they have a small amount of circulating blood volume where bleeding may cause disorders such as mental and physical fatigue and lead to unfavorable results.…”