In sepsis, adrenal insufficiency is likely when baseline cortisol levels are less than 10 microg/dl or delta cortisol is less than 9 microg/dl, and unlikely when cosyntropin-stimulated cortisol level is 44 microg/dl or greater or Delta cortisol is 16.8 microg/dl or greater.
Low dose perioperative intravenous lidocaine after total hip arthroplasty offers no beneficial effect on postoperative analgesia and does not modify pressure and tactile pain thresholds.
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