How is periop management of acute abdomen?

We prepare the patient for surgery: a. Give IV line, b.Resuscitation perfusion, c. Give analgesic (morphine, perfalgan, anti-inflammatory drugs), d.Antibiotics (only if there are infectious causes), e. NG tube (if there is intestinal occlusion or obstruction), f. Foley catheter always (to see the diuresis of the patient).