Clinical Assessment of Histidine-Tryptophan-Ketoglutarate Solution and Modified St. Thomas' Solution in Pediatric Cardiac Surgery of Tetralogy of Fallot.

The objective of this study is to compare the myocardium protective effect of Bretschneider's histidine-tryptophan-ketoglutarate (HTK) solution versus Modified St. Thomas' (STH) solution in pediatric cardiac surgery of Tetralogy of Fallot (TOF). Seventy-seven pediatric patients of TOF who received the total surgical repair were reviewed, from January 2014 to October 2015.