Background: Varicella (chickenpox) and herpes zoster (shingles) are outcomes of varicella-zoster virus (VZV) infection, and understanding their incidence trends is vital for public health planning.
Aim: To conduct an ambispective epidemiological study by analyzing the main epidemiological characteristics of VZV infection during an 18 year-period (2000-2018).
Methods: We used descriptive and epidemiological methods to characterize chickenpox in Bulgaria, the city of Plovdiv and the region for a period of 18 years (2000-2018).
Results: The average incidence of varicella-zoster infection for the period 2000-2018 in the Plovdiv region was estimated at 449.58‰. The highest relative share of the infection was assessed in the month of January at 13.6%, and the lowest in the months of August and September at 2.9% (both months). The age group most affected by the infection was 1-4 years, followed by 5-9 years. This corresponds to the so-called "pro-epidemic population" - a phenomenon typical for airborne infections, confirming their mass impact on the perpetuation of VZV infection.
Conclusion: Our findings reveal significant insights into VZV epidemiology, including age-specific incidence rates, clinical manifestations, and vaccination impact. This comprehensive analysis contributes to the broader understanding of VZV infection dynamics and may inform evidence-based preventive measures.
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http://dx.doi.org/10.5501/wjv.v13.i3.92525 | DOI Listing |
Alzheimers Dement
December 2024
Nottingham University Hospitals NHS Trust, Nottingham, United Kingdom.
Background: Early Onset Alzheimer's Disease (EOAD) is thought to result from a combination of environmental, genetic, and lifestyle factors. Herpesvirus infections may contribute to the development of EOAD and the objective of our study is to identify potential associations between herpes virus infections and the risk of developing EOAD.
Method: Amyloid-status Alzheimer's disease was diagnosed based on clinical history and ATN criteria, determined by the measuring the Amyloidß42:40 ratio, tau, and 181-Phospho-tau in the cerebrospinal fluid.
Acta Derm Venereol
January 2025
Ben Gurion University of the Negev, Faculty of Health Sciences, Beer-Sheva, Israel; Pediatric Dermatology Service, Soroka University Medical Center, Beer-Sheva, Israel.
This study investigates serum cell-free DNA fluctuations in patients with herpes zoster or post-herpetic neuralgia, offering insight into the tissue damage and inflammatory dynamics associated with these conditions. A single-centre combined cross-sectional and longitudinal study was conducted with 59 patients to assess cell-free DNA levels in herpes zoster and post-herpetic neuralgia. Cell-free DNA was extracted from blood samples of patients with herpes zoster or post-herpetic neuralgia and compared with healthy controls.
View Article and Find Full Text PDFAm J Case Rep
January 2025
Department of Neurology, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
BACKGROUND Varicella-zoster virus (VZV) encephalitis is a commonly reported form of encephalitis that clinically manifests as skin lesions, fever, headache, and neuropsychiatric symptoms. We present a case of a patient with VZV encephalitis complicated by cerebral hemorrhagic transformation, characterized by high levels of inflammation and protein in the cerebrospinal fluid. The aim is to highlight the risk of hemorrhagic transformation associated with VZV encephalitis.
View Article and Find Full Text PDFMed Sci Monit
December 2024
Department of Neurology, HangZhou Third People's Hospital, Hangzhou, Zhejiang, China.
BACKGROUND This study aimed to analyze the risk factors of central nervous system (CNS) infection caused by reactivation of varicella zoster virus (VZV) and provide reference for the prevention and early diagnosis of VZV-associated CNS infection. MATERIAL AND METHODS A prospective study was conducted on 1030 patients with acute herpes zoster (HZ) admitted to our hospital from January 2021 to June 2023. According to clinical manifestations and auxiliary examinations, they were divided into HZ group of 990 patients and VZV-associated CNS infection group of 40 patients.
View Article and Find Full Text PDFDiseases
December 2024
Neuroradiology Unit, Azienda Unità Sanitaria Locale-IRCCS di Reggio Emilia, Viale Risorgimento 80, 42123 Reggio Emilia, Italy.
The so-called trigeminal pontine sign has been described as a marker of different diseases, from multiple sclerosis to herpetic infections. First, it has been proposed as linear hyperintensity in the pons on the Magnetic Resonance Imaging (MRI) of patients with multiple sclerosis and trigeminal neuralgia. After these descriptions, it has been reported as incidental findings in the same patients and in patients with HSV or VZV infections.
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