Addition of dexamethasone to FNB significantly prolongs sensory block duration in TKA
Dexamethasone as adjuvant for femoral nerve block following knee arthroplasty: a randomized, controlled studyActa Anaesthesiol Scand. 2016 Aug;60(7):977-87
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200 patients scheduled for total knee arthroplasty were randomized to initial femoral nerve block with or without the addition of dexamethasone (8mg). In both groups, the continuous perineural infusion was used for 72 hours postoperatively. The purpose of this study was to determine if the addition of dexamethasone was met with a significantly prolonged sensory block and reduced morphine consumpti...