Enhanced Recovery After Surgery Protocal Versus Traditional Care in Laparoscopic Hepatectomy

"1. Patient's preoperative counseling \& education before surgery~2. No Bowel preparation~3. Drug: Oral Carbohydrate Solution (OCS). Take 250ml OCS orally 2 hours before surgery~4. Fluid restriction \& Management by pulse contour analysis or transesophageal doppler~5. Early mobilization~6. Early oral feeding (postoperative 1 day - liquid diet, 2 days - semifluid diet (SFD), 3 days - normal diet)~7. Intravenous patient controlled analgesics (no opioids analgesics)~8. Postoperative Nausea Active Control~9. No nasogastric tube~10. No drain insertion~11. Patients will be discharged at POD#4 if there's no problem"

"1. No Patient's preoperative counseling \& education before surgery~2. Bowel preparation~3. No Oral Carbohydrate Solution (OCS) loading until 2hours before surgery~4. Conventional Fluid Management by clinical signs (Urine output, heart rate etc.)~5. Conventional Mobilization~6. Conventional oral feeding (POD#2 SOW, #3 SFD, #4 SBD)~7. IV PCA~8. Postoperative Nausea Control if needed~9. No Thromboembolism prophylaxis~10. No or Low Content Oxygen therapy~11. Drainage tube insertion if needed"