Can ACE-I Be a Silent Killer While Normal Renal Functions Falsely Secure Us?

Table 2

Renal function tests of the patient.

Renal function test	Preoperative	Day 1 postoperative	Day 2 postoperative
Sodium (mmol/L)	140	141	140
Potassium (mmol/L)	4.1	4.4	3.9
Creatinine (umol/L)	87	99	85
Urea (mmol/L)	7.9	6.6	5.4
	80	69	82

: estimated glomerular filtration rate, calculated by Cockcroft and Gault modified equation.