Table 1.

The patient's electrolyte data.

	Sodium (mEq/L)	Potassium (mEq/L)
Preoperatively
Before the procedure	139	3.8
Postoperatively
10 minutes after the procedure	104	3.5
1 hour	118	3.7
2 hours	119	3.7
8 hours	134	3.5
12 hours	135	3.7