Effects of dorsal root ganglion pulsed radiofrequency combined with duloxetine on pain catastrophizing and depression in patients with refractory postherpetic neuralgia
ObjectiveTo investigate the effect of duloxetine combined with dorsal root ganglion pulsed radiofrequency therapy on depression and pain catastrophizing in patients with refractory postherpetic neuralgia (PHN).MethodsFrom April 2024 to April 2026, 120 patients with refractory PHN were recruited and randomly divided into an observation group and a control group (n=60). The control group received…
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