Surgery General 27b53fcd T.U.R. (transurethral resection) syndrome is due to ? A Hyponatremia B Hypokalemia C Hypovolaemia D Hypoxia High-Yield Explanation Ans. is 'a' i.e., Hyponatremia TUR syndrome and water intoxication syndrome are same. They are caused due to dilutional hyponatremia.