Continuous infusion of Norepienphrine 20 μg/mL (=NE 4mg * 1@ + D5W 200 mL) if mean BP < 60mmHg.

1. Initial rate: 0.03 μg/kg/min (=0.1 mL/kg/hr)
2. Increment by 0.015 μg/kg/min (=0.05 mL/kg/hr) if mean BP < 60mmHg after 5 minutes
3. Maximum rate: 0.24 μg/kg/min (=0.8 mL/kg/hr)

Continuous infusion of Vasopressin 0.1 u/mL (=Vasopressin 20u * 1@ + D5W 200 mL) if mean BP < 60mmHg.

1. Initial rate: 0.01 u/kg/hr (=0.1 mL/kg/hr)
2. Increment by 0.005 u/kg/hr (=0.05 mL/kg/hr) if mean BP < 60mmHg after 5 minutes
3. Maximum rate: 0.08 u/kg/hr (=0.8 mL/kg/hr)

cardiac index (L/min)

Propofol, remifentanil, vasoacitve drugs

Urine output, blood loss, amount of fluid and transfusion

using SDF imaging device

using InspectraTM StO2

Troponin I (ng/mL)

lactate (mmol/L)

creatinine (mg/dL)

albumin (g/dL)

NGAL (ng/mL)

Major adverse cardiac and cerebrovascular events

renal complication