... InjuryOpen AccessCase studyKetamine as an adjuvant in sympathetic blocks for management of central sensitization following peripheral nerve injuryRani A Sunder*1, Gokul Toshniwal2 and GP Dureja3Address: ... with heat and mechanicalallodynia.Ketamine has been administered orally, as an ointment,intravenously, subcutaneously, epidurally and intramus-cularly in a number of case reports in literature[17-19].Ketamine ... successful management of chronic painstates [3,4]. In this series of three cases of CRPS type II, wedescribe a new route for administration of Ketamine – as an adjuvant in sympatholytic blocks...