To compare the effect of two different protocol of fluid therapy in sever preeclamptic patients under spinal anesthesia : Hemodynamic and kidney function .
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Enrollment
60
Patients will be divided into 2 groups according to the amount of fluids received during caesarian section under spinal anesthesia. Group (R) 30 patients will receive 15ml/kg/h lactated Ringer (LR) intraoperative. Group (L) 30 patients will receive 30ml/kg/h lactated Ringer (LR) intraoperative. blood loss will be replaced if more than 500 ml in ratio 3 ml crystalloid : 1ml blood in both groups
incidence of hypotension
decrease in systolic blood pressure more than 20% of base line
Time frame: 1 hour
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