Establishing an optimal "cutoff" threshold for diagnostic lumbar facet blocks: a prospective correlational study.

@article{Cohen2013EstablishingAO,
  title={Establishing an optimal "cutoff" threshold for diagnostic lumbar facet blocks: a prospective correlational study.},
  author={Steven Paul Cohen and Scott A. Strassels and Connie Kurihara and Scott R Griffith and Brandon Jesse Goff and Kevin Brant Guthmiller and Hieu T Hoang and Benny Morlando and Conner D Nguyen},
  journal={The Clinical journal of pain},
  year={2013},
  volume={29 5},
  pages={382-91}
}
OBJECTIVES Diagnostic medial branch blocks (MBB) are considered the reference standard for diagnosing facetogenic pain and selecting patients for radiofrequency (RF) denervation. Great controversy exists regarding the ideal cutoff for designating a block as positive. The purpose of this study is to determine the optimal pain relief threshold for selecting patients for RF denervation after diagnostic MBB. METHODS In this multicenter, prospective correlational study, 61 consecutive patients… CONTINUE READING
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