Acetated Ringer's Solution Containing Mg2+ - Maintained Serum Ionized Mg Consistently Throughout Long Elective Abdominal Surgery

The patients, scheduled for more than 6 hours of elective abdominal surgery, were randomized to two groups. Sixteen patients in Veen F (V) group received Mg2+ - free acetated Ringer's solution. Fourteen patients in Physio140 (P) group received acetated Ringer's solution containing 1mmol·l -1 Mg2+. In the V group, ionized magnesium concentrations were gradually decreased, but the reduction in ionized magnesium concentrations was significantly …