Changes in Electrolyte Balance after Open-Heart Suegery

The purpose of this paper is to learn changes, which occur in serum and urinary electrolytes after cardiopulmonary bypass. Twenty-three patients were studied, of which 14 had VSD, 5 ASD and one each T/F, PS+ASD, Ebstein malformation and MS. They were classfied into two group : one group was perfused for sixty minutes or more