<prompt> Which of the following indicates hypoperfusion?Systolic BP90 mm HgLactic acidosisOliguriaAll of the above  <response>: Ans. d All of the aboveRef: Bailey and Love Principles and Practice of Surgery, 26th ed p-13-18Indicators of hypoperfusion Systolic BP 90mm.hg Mean blood pressure by 30mmofHg Acidosis Elevated lactate level Oliguria. 