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Accuracy and efficacy of fluoroscopy-guided pars interarticularis injections on speedy and short-term ache reduction.
Skeletal Radiol. 2016 Oct;45(10):1329-35
Authors: Kershen LM, Nacey NC, Patrie JT, Fox MG
Summary
PURPOSE: To find out the accuracy and short-term efficacy of fluoroscopy-guided steroid/anesthetic injections for symptomatic pars interarticularis (pars) defects.
MATERIALS AND METHODS: Following IRB approval, all fluoroscopically guided pars injections from a single establishment (6/2010 to three/2016) have been retrospectively and independently reviewed by two MSK radiologists. The radiologists evaluated the fluoroscopic photos to find out if all the pars injections related to every process have been intra-pars (n?=?57 procedures; 106 pars injections), peri-pars (n?=?Three procedures; three pars injected), or a mixture of intra-pars and peri-pars (n?=?6 procedures; 12 pars injected). The sufferers have been requested their ache rating (graded on a scale of Zero-10) pre-injection, 5-10 min and 1-week post-injection. Age, gender, and fluoroscopic occasions have been recorded. Statistical evaluation was carried out on the all intra-pars injections solely.
RESULTS: Precise inter-reader settlement was current in 92 % (112/121) of the injections, with 57 of the procedures (106 pars injections) carried out on 41 sufferers (imply age 36; 18 M, 23 F) all intra-pars. The imply pre-injection and 5-10 min post-injection discount in ache for the all intra-pars injections was -Three.Zero models (95 % CI: [-3.9, -2.1] models; p?<?Zero.001) with a imply 1-week post-injection (n?=?21 procedures; 38 pars) discount in ache of -Zero.7 models (95 % CI [-1.5, 0.0]; p?=?Zero.06). The geometric imply fluoroscopic time per pars injected was 42 s.
CONCLUSIONS: Over 92 % of fluoroscopically guided injections for symptomatic spondylolysis are technically profitable with minimal fluoroscopic time, leading to statistically vital ache discount instantly post-injection and a pattern in ache discount 1-week post-injection.
PMID: 27444614 [PubMed – indexed for MEDLINE]