3,796 results match your criteria: "Postherpetic Neuralgia"

Article Synopsis
  • This study evaluated the effectiveness of pulsed radiofrequency (PRF) treatment for acute herpetic neuralgia (AHN) and postherpetic neuralgia (PHN) in patients with thoracic herpes zoster-related pain.
  • Researchers analyzed data from 243 patients and measured various health scores before and after PRF treatment, finding significant improvements in the AHN group compared to the PHN group.
  • The results suggest that PRF is a valuable treatment option, especially for AHN, as it leads to better pain management and improved sleep and mental health outcomes over time.
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Natural Language Processing Versus Diagnosis Code-Based Methods for Postherpetic Neuralgia Identification: Algorithm Development and Validation.

JMIR Med Inform

September 2024

Department of Research & Evaluation, Kaiser Permanente Southern California, 100 S Los Robles Ave, 2nd Floor, Pasadena, CA, 91101, United States, 1 626-986-8665, 1 626-564-7872.

Article Synopsis
  • A study developed and validated a natural language processing (NLP) algorithm to identify postherpetic neuralgia (PHN) from unstructured electronic health records (EHRs), aiming to improve accuracy compared to traditional diagnosis codes and prescription data.
  • The research involved reviewing EHRs from a large health care system and comparing the NLP's performance with code-based methods by analyzing sensitivity, specificity, and other statistical measures.
  • Results showed the NLP algorithm had high sensitivity (90.9%) and specificity (98.5%), with notable advantages in identifying PHN cases compared to code-based methods, which exhibited much lower sensitivity (52.7%-61.8%).
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Objectives: Herpes zoster (HZ) substantially affects patients' health-related quality of life (HRQoL), both in the acute phase and also in those developing postherpetic neuralgia (PHN). Building upon a previous qualitative concept elicitation study in Canada, we adopted a similar approach to further understand the patient experience of HZ/PHN in Argentina and impact on quality of life and qualitatively validate the previously published conceptual model for Argentina.

Methods: (1) Comprehensive literature review of HZ impact on HRQoL in Latin America.

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Background: Herpes zoster (HZ) and postherpetic neuralgia (PHN) significantly affect patients' quality of life (QoL). Cultural differences may lead to different patient-reported outcomes across countries. The current study aims to evaluate the detrimental impact of HZ and PHN on QoL in China.

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Postherpetic neuralgia (PHN) is a common, severe, and hard-to-treat chronic pain condition in clinics. Although PHN is developed from herpes zoster (HZ), the developing mechanism is unknown. A previous study investigated blood metabolomic and proteomic profiling in patients with PHN and HZ.

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Altered Effective Connectivity of the Pain Matrix in Herpes Zoster and Postherpetic Neuralgia Patients: Granger Causality Analysis of Resting-State fMRI.

J Integr Neurosci

August 2024

Department of Radiology, The First Affiliated Hospital, Jiangxi Medical College, Nanchang University, 330006 Nanchang, Jiangxi, China.

Background: Shingles can cause long-term pain and negative emotions, along with changes in brain function. In this study, Granger Causality Analysis (GCA) was used to compare herpes zoster (HZ) and postherpetic neuralgia (PHN) differences in effective connections within the "pain matrix" between patients and healthy controls to further understand patterns of interaction between brain regions and explore the relationship between changes in effective connections and clinical features.

Methods: Resting-state functional magnetic resonance imaging (fMRI) scans were performed on 55 HZ; 55 PHN; and 50 age-, sex- matched healthy controls (HCs).

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Purpose: This study aimed to explore the abnormal changes in short- and long-range functional connectivity density (FCD) in patients with herpes zoster (HZ) and postherpetic neuralgia (PHN).

Patients And Methods: Twenty HZ patients, 22 PHN patients, and 19 well-matched healthy controls (HCs) underwent resting-state functional magnetic resonance imaging scans. We used FCD mapping, a data-driven graph theory method, to investigate local and global functional connectivity patterns.

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Efficacy of Botulinum Type A Injection for the Treatment of Postherpetic Neuralgia and Pruritus Persisting for More Than Four Years-A Case Report.

Medicina (Kaunas)

August 2024

Department of Anesthesiology and Pain Medicine, Korea University Medical Center, Guro Hospital, 148 Gurodong Road, Guro-gu, Seoul 08308, Republic of Korea.

: Postherpetic neuralgia (PHN) and postherpetic pruritus (PHP) are common complications of shingles that affect patients' quality of life. PHN and PHP can be managed using various medications and interventional procedures; however, complications persisting for at least six months may hamper recovery. Subcutaneous injections of botulinum toxin type A (BTX-A) can control persistent PHN and PHP.

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[Zoster vaccination].

Inn Med (Heidelb)

November 2024

Bereich Infektiologie und Tropenmedizin, Medizinische Klinik I (Hämatologie, Zelltherapie, Hämostaseologie und Infektiologie), Universitätsklinikum Leipzig, Liebigstr. 20, 04103, Leipzig, Deutschland.

Herpes zoster (HZ) is a sequela of the reactivation of a latent varicella zoster virus (VZV) infection of the sensory dorsal root ganglia and cranial nerves due to a decrease in specific T cell-mediated immunity as a result of immunosenescence, immunodeficiency diseases, e.g., human immunodeficiency virus (HIV) infection or immunosuppressive therapy.

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Objective: Patients with Postherpetic Neuralgia (PHN) often exhibit depressive-like symptoms, significantly impacting their quality of life. Esketamine, known for its analgesic properties, has also been recognized for its rapid antidepressant effects. However, its efficacy in the treatment of PHN requires further exploration.

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Herpes zoster (HZ), resulting from the reactivation of the varicella-zoster virus, is a significant disease. This study aimed to explore the factors influencing sensory neuron involvement in HZ at different locations and its association with postherpetic neuralgia (PHN). A total of 3143 cases were retrieved from an electronic medical record system, including 2676 cases of HZ and 467 cases of PHN.

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Introduction: Postherpetic neuralgia (PHN) is one of the common refractory neuropathic pains. Oral drug treatment has great side effects and poor efficacy. To study the efficacy of computed tomography (CT)-guided pulsed radiofrequency (PRF) targeting dorsal root ganglion (DRG) and platelet-rich plasma (PRP), this retrospective observation was performed.

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Purpose: Pain is one of the most common and harmful symptoms experienced by individuals with acute herpetic neuralgia (AHN). In this population, studies to determine the causes that affect patients taking medications compliance are rare. This study aimed to construct a predictive model for medication compliance of patients with AHN and to verify its performance.

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Purpose: This retrospective study was to investigate the efficacy of Gasserian ganglion pulsed radiofrequency therapy (PRF) combined with low-dose morphine injection in the treatment of refractory ophthalmic herpetic neuralgia.

Patients And Methods: A total of 40 intractable ophthalmic herpetic neuralgia patients who received Gasserian ganglion PRF therapy in Pain Department of Nanjing Drum Tower Hospital were retrospectively analysed, with an average age of 70.2 ± 8.

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Identifying and Evaluating Biological Markers of Postherpetic Neuralgia: A Comprehensive Review.

Pain Ther

October 2024

Department of Pain Medicine, The First Affiliated Hospital, Zhejiang University School of Medicine, No. 79 Qingchun Road, Hangzhou, 310003, Zhejiang, China.

Postherpetic neuralgia (PHN) manifests as persistent chronic pain that emerges after a herpes zoster outbreak and greatly diminishes quality of life. Unfortunately, its treatment efficacy has remained elusive, with many therapeutic efforts yielding less than satisfactory results. The research to discern risk factors predicting the onset, trajectory, and prognosis of PHN has been extensive.

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As the Coronavirus Disease 2019 (COVID-19) pandemic continues, there is a growing concern regarding the relationship between viral infections and neuropathic pain. Chronic neuropathic pain resulting from virus-induced neural dysfunction has emerged as a significant issue currently faced. However, the molecular mechanisms underlying this phenomenon remain unclear, and clinical treatment outcomes are often suboptimal.

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Determinants of interactions of a novel next-generation gabapentinoid NVA1309 and mirogabalin with the Cavα2δ-1 subunit.

Mol Brain

August 2024

Department of Clinical Neurosciences, Cumming School of Medicine, Hotchkiss Brain Institute, Alberta Children's Hospital Research Institute, University of Calgary, Calgary, AB, Canada.

NVA1309 is a non-brain penetrant next-generation gabapentinoid shown to bind Cavα2δ at R243 within a triple Arginine motif forming the binding site for gabapentin and pregabalin. In this study we have compared the effects of NVA1309 with Mirogabalin, a gabapentinoid drug with higher affinity for the voltage-gated calcium channel subunit Cavα2δ-1 than pregabalin which is approved for post-herpetic neuralgia in Japan, Korea and Taiwan. Both NVA1309 and mirogabalin inhibit Cav2.

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Objective: To observe the clinical effect of pricking-cupping combined with auricular thumbtack needle for postherpetic neuralgia (PHN) of stagnation and blood stasis on chest and waist.

Methods: A total of 98 patients with PHN of stagnation and blood stasis on chest and waist were randomized into an observation group (49 cases, 1 case was eliminated, 1 case dropped out) and a control group (49 cases, 1 case dropped out). In the observation group, treatment of pricking-cupping combined with auricular thumbtack needle was delivered, pricking and cupping were applied at Jiaji points (EX-B 2) at the related spinal segments corresponding to the pain sites and regional points, once every other day, auricular thumbtack needle was applied at Xin (CO), Shenmen (TF), Neifenmi (CO), Pizhixia (AT), etc.

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Background: Postherpetic neuralgia (PHN) is a classic chronic condition with multiple signs of peripheral and central neuropathy. Unfortunately, the pathogenesis of PHN is not well defined, limiting clinical treatment and disease management.

Objective: To describe the peripheral and central pathological axes of PHN, including peripheral nerve injury, inflammation induction, central nervous system sensitization, and brain functional and structural network activity.

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Temporary Gasserian ganglion stimulation utilizing SNM electrode in subacute herpetic trigeminal neuralgia.

Front Neurol

July 2024

Department of Pain Management, Beijing Tsinghua Changgung Hospital, School of Clinical Medicine, Tsinghua University, Beijing, China.

Objective: Gasserian ganglion stimulation (GGS) is a neuromodulation technique that has been extensively applied in treating postherpetic trigeminal neuralgia. However, permanent implantation of GGS was preferred in most treatment approaches. Few studies have investigated temporary GGS for the treatment of acute/subacute herpetic trigeminal neuralgia.

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The varicella-zoster virus (VZV) is a human neurotropic herpes virus responsible for varicella and herpes zoster (HZ). Following primary infection in childhood, VZV manifests as varicella (chickenpox) and enters a period of latency within the dorsal root ganglion. A compromised cellular immune response due to aging or immunosuppression triggers viral reactivation and the development of HZ (shingles).

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Article Synopsis
  • Herpes zoster results from the reactivation of the varicella-zoster virus, leading to painful, unilateral skin eruptions, with potential complications like eye issues and long-term pain.
  • Diagnosis is primarily clinical but can be supported by lab tests; early antiviral treatment can lessen symptoms and duration, while preventative vaccines have high efficacy.
  • The article aims to guide healthcare providers in recognizing, diagnosing, and managing herpes zoster, highlighting the importance of awareness due to increased risk in the adult population following the introduction of varicella immunization in 2020.
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Phantom Hernia: A Rare Sequela of Herpes Zoster Infection.

Cureus

June 2024

Department of General Surgery, Institute of Medical Sciences, Banaras Hindu University, Varanasi, IND.

The herpes zoster (HZ) virus first manifests as varicella, or chickenpox, in children and remains dormant in the dorsal root ganglia of the nerves. The vesicular eruptions that might be painful develop along a dermatome when the virus is reactivated. While postherpetic neuralgia is a well-known side effect of herpes simplex, there are well-reported motor consequences as well.

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Objectives: To conduct a meta-analysis of the association between postherpetic neuralgia (PHN), baseline characteristics of patients with herpes zoster (HZ), and early interventions.

Methods: Literature searches were conducted in seven databases, in June 2021 and updated in June 2022. Two investigators independently conducted literature screening and data extraction, and the studies were evaluated according to the Newcastle-Ottawa scale.

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