… Response to lumbar epidural steroid injection in lumbar radicular pain varies. The purpose
of this study is … testing (QST) phenotypes of subjects and compare the QST characteristics in …

… to improve reliability and accuracy in EI studies [2], and QST phenotypes have recently been
… according to the response to EI [24]. Our study shows relevant results with thermal QST, in …

… thermal QST phenotype measurements immediately before and immediately after a ketamine
infusion. At both times, thermal QST … QST responses to thermal stimulation were examined …

… (hypersensitivity reactions for ESI and non-organic signs for ESI, facet interventions and SIJ
injections) as pilot studies during … outcomes: a phenotypic signature? A prospective cohort …

… and usually includes mechanical, thermal, or pressure pain … on a background of phenotypic
switches and structural … unilateral lumbosacral radicular pain: A prospective pilot study…

… study comparing the analgesic effect of imipramine and oxycodone to placebo, thermal QST
… be avoided to answer the question of whether epidural injections are effective therapeutic …

… disc tissue without overt thermal or structural damage to adja… such can have varied phenotypic
presentation1. Neuropathic … this prospective case series pilot study, with presumptive diag…

… that QST may help subcategorize neuropathic pain into somatosensory phenotypes that …
Pain-related evoked potential (EP) uses laser, contact heat, or special concentric electrodes…

… that QST may help subcategorize neuropathic pain into somatosensory phenotypes that …
Pain-related evoked potential (EP) uses laser, contact heat, or special concentric electrodes…

… Methods: Our Pilot Study observed safety, pain, pain … In one patient a thermal radiofrequency
neurotomy of the … differentiating the physical performance phenotypes of patients with and …