Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial

Objective: This study aimed to observe the clinical efficacy of long-term spinal nerve posterior ramus pulsed radiofrequency (PRF) in treating subacute herpes zoster neuralgia (HZN). Methods: A total of 120 patients with subacute HZN in the thoracolumbar region and back were equally randomized to th...

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Main Authors: Qing Sun, Jie Yuan, Junlong Yang, Jinfeng Zou
Format: Article
Language:English
Published: IMR Press 2023-02-01
Series:Journal of Integrative Neuroscience
Subjects:
Online Access:https://www.imrpress.com/journal/JIN/22/2/10.31083/j.jin2202047
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author Qing Sun
Jie Yuan
Junlong Yang
Jinfeng Zou
author_facet Qing Sun
Jie Yuan
Junlong Yang
Jinfeng Zou
author_sort Qing Sun
collection DOAJ
description Objective: This study aimed to observe the clinical efficacy of long-term spinal nerve posterior ramus pulsed radiofrequency (PRF) in treating subacute herpes zoster neuralgia (HZN). Methods: A total of 120 patients with subacute HZN in the thoracolumbar region and back were equally randomized to the conventional PRF group (P group, n = 60), with a pulse of 180 s, or to the long-term PRF group (LP group, n = 60), with a pulse of 600 s. The patients’ baseline characteristics, the incidence rate of postherpetic neuralgia (PHN), and the dose of analgesics were compared between the two groups. Results: Based on the pain-rating index (PRI), the PRI-sensory, PRI-affective, visual analogue scale, and present pain intensity scores in the two groups were lower at T2, T3, and T4 time points than at the T1 time point after treatment (p < 0.05). After 2 months, the dose of analgesics was significantly lower in the LP group than in the P group (p < 0.05), and the incidence of PHN was considerably lower. Conclusions: Long-term spinal nerve posterior ramus PRF is a more effective treatment strategy for subacute HZN than conventional PRF. It can effectively prevent the occurrence of PHN.
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spelling doaj.art-909f84402af74bf293cf21496a4564b82023-03-30T05:58:08ZengIMR PressJournal of Integrative Neuroscience0219-63522023-02-012224710.31083/j.jin2202047S0219-6352(22)00484-3Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled TrialQing Sun0Jie Yuan1Junlong Yang2Jinfeng Zou3Department of Pain, Guizhou Provincial People's Hospital, 550002 Guiyang, Guizhou, ChinaDepartment of Anesthesiology, Affiliated Hospital of Zunyi Medical University, 563000 Zunyi, Guizhou, ChinaDepartment of Pain, The Affiliated Hospital of Guizhou Medical University, 550004 Guiyang, Guizhou, ChinaDepartment of Pain, Guizhou Provincial People's Hospital, 550002 Guiyang, Guizhou, ChinaObjective: This study aimed to observe the clinical efficacy of long-term spinal nerve posterior ramus pulsed radiofrequency (PRF) in treating subacute herpes zoster neuralgia (HZN). Methods: A total of 120 patients with subacute HZN in the thoracolumbar region and back were equally randomized to the conventional PRF group (P group, n = 60), with a pulse of 180 s, or to the long-term PRF group (LP group, n = 60), with a pulse of 600 s. The patients’ baseline characteristics, the incidence rate of postherpetic neuralgia (PHN), and the dose of analgesics were compared between the two groups. Results: Based on the pain-rating index (PRI), the PRI-sensory, PRI-affective, visual analogue scale, and present pain intensity scores in the two groups were lower at T2, T3, and T4 time points than at the T1 time point after treatment (p < 0.05). After 2 months, the dose of analgesics was significantly lower in the LP group than in the P group (p < 0.05), and the incidence of PHN was considerably lower. Conclusions: Long-term spinal nerve posterior ramus PRF is a more effective treatment strategy for subacute HZN than conventional PRF. It can effectively prevent the occurrence of PHN.https://www.imrpress.com/journal/JIN/22/2/10.31083/j.jin2202047long-term pulsed radiofrequencypostherpetic neuralgiapulsed radiofrequencysubacute herpes zoster neuralgia
spellingShingle Qing Sun
Jie Yuan
Junlong Yang
Jinfeng Zou
Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
Journal of Integrative Neuroscience
long-term pulsed radiofrequency
postherpetic neuralgia
pulsed radiofrequency
subacute herpes zoster neuralgia
title Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
title_full Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
title_fullStr Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
title_full_unstemmed Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
title_short Efficacy of Long-Term Spinal Nerve Posterior Ramus Pulsed Radiofrequency in Treating Subacute Herpetic Neuralgia: A Prospective Randomized Controlled Trial
title_sort efficacy of long term spinal nerve posterior ramus pulsed radiofrequency in treating subacute herpetic neuralgia a prospective randomized controlled trial
topic long-term pulsed radiofrequency
postherpetic neuralgia
pulsed radiofrequency
subacute herpes zoster neuralgia
url https://www.imrpress.com/journal/JIN/22/2/10.31083/j.jin2202047
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