Ultrasound‐Guided Trigger Point Injections for the Treatment of Neck and Back Pain in the Emergency Department: A Randomized Trial.

Autor: Farrow, Robert A., Newberry, Mark, Zitek, Tony, Farrow, Jackie, Mechanic, Oren J., Rosselli, Michael
Předmět:
Zdroj: Journal of Ultrasound in Medicine; May2023, Vol. 42 Issue 5, p1023-1032, 10p
Abstrakt: Objectives: Patients frequently present to the emergency department (ED) with neck or back pain, which can be difficult to treat. We sought to compare ultrasound‐guided trigger point injection (TPI) to standard medications for patients with neck or back pain. Methods: We performed a single‐center, open label, randomized controlled trial on ED patients with neck or back pain from myofascial pain syndrome comparing ultrasound‐guided TPIs to those who received the combination of a nonsteroidal anti‐inflammatory drug (NSAID) and a muscle relaxant (MR). The primary outcome of this study was the reduction in mean pain score at the time of ED disposition. Results: In total, we analyzed 196 patients. At the time of ED disposition, patients in the TPI group had a mean reduction in their pain scores of 45.0 mm as compared to 49.9 mm in the NSAID plus MR group (difference: 4.9 [95% confidence interval (CI) −3.0 to 12.7], P =.22). At the first reassessment, patients in the TPI group had greater pain reduction by 10.7 mm (95% CI 3.1 to 18.4). The rate of rescue therapy use was higher in the NSAID plus MR group (difference: 17.5% [95% CI 4.4 to 36.2]). Conclusions: We found no difference in pain reduction at the time of ED disposition between patients randomized to the ultrasound‐guided TPI group as compared to those who received an NSAID plus a MR. However, patients in the TPI group had greater pain reduction at the time of first reassessment and lower rates of rescue therapy use. [ABSTRACT FROM AUTHOR]
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