Chronic rhinosinusitis is associated with prolonged SARS-CoV-2 RNA shedding in upper respiratory tract samples: A case-control study
Keywords: 
Materias Investigacion::Ciencias de la Salud
Chronic rhinosinusitis
SARS-CoV-2 shedding
Upper respiratory tract
Atopy
Inhaled corticosteroids
Issue Date: 
2021
Publisher: 
Ponte Editora, Sociedade Unipessoal, Lda.
ISSN: 
2184-7509
Note: 
JIM es una publicación científica de Acceso Abierto Inmediato y Gratuito a través de Internet, por lo que puede ser consultada sin restricciones . Es decir, cualquier usuario puede acceder libremente a los contenidos en formato electrónico, de forma gratuita, en cualquier momento y sin restricciones. JIM también permite la búsqueda y reutilización de contenidos, tanto manualmente como con el uso de instrumentos automáticos, siempre que la reutilización esté sujeta a una correcta atribución de autoría y origen .
Citation: 
Recalde-Zamacona, B. (Borja); Tomás-Velázquez, A. (Alejandra); Campo, A. (Aránzazu); et al. "Chronic rhinosinusitis is associated with prolonged SARS-CoV-2 RNA shedding in upper respiratory tract samples: A case-control study". Journal of Internal Medicine. 289, 2021, 921 - 925
Abstract
Abstract. Recalde-Zamacona B, Tomas-Vel azquez A, Campo A, Satrustegui-Alzugaray B, Fern andez- Alonso M, Inigo M, Rodr ~ ıguez-Mateos M, Di Frisco M, Felgueroso C, Berto J, Mar ın-Oto M, Alcaide AB, Zulueta JJ, Seijo L, Landecho MF (Clinica Universidad de Navarra; Health Center of San Juan, Pamplona, Spain). Chronic rhinosinusitis is associated with prolonged SARS-CoV-2 RNA shedding in upper respiratory tract samples: A case-control study. J Intern Med 2021; 289: 921– 925. https://doi.org/10.1111/joim.13237 Background. SARS-CoV-2, the COVID-19 causative agent, has infected millions of people and killed over 1.6 million worldwide. A small percentage of cases persist with prolonged positive RT-PCR on nasopharyngeal swabs. The aim of this study was to determine risk factors for prolonged viral shedding amongst patient’s basal clinical conditions. Methods. We have evaluated all 513 patients attended in our hospital between 1 March and 1 July. We have selected all 18 patients with pro- longed viral shedding and compared them with 36 sex-matched randomly selected controls. Demo- graphic, treatment and clinical data were system- atically collected. Results. Global median duration of viral clearance was 25.5 days (n = 54; IQR, 22–39.3 days), 48.5 days in cases (IQR 38.7–54.9 days) and 23 days in controls (IQR 20.2–25.7), respectively. There were not observed differences in demographic, symptoms or treatment data between groups.Chronic rhinosi- nusitis and atopy were more common in patients with prolonged viral shedding (67%) compared with controls (11% and 25% respectively) (P < 0.001 and P = 0.003). The use of inhaled corticosteroids was also more frequent in case group (P = 0.007). Mul- tivariate analysis indicated that CRS (odds ratio [OR], 18.78; 95% confidence interval [95%CI], 3.89– 90.59; P < 0.001) was independently associated with prolonged SARS-CoV-2 RNA shedding in URT samples, after adjusting for initial PCR Ct values. Conclusion. We found that chronic rhinosinusitis and atopy might be associated with increased risk of prolonged viral shedding. If confirmed in prospec- tive trials, this finding might have clinical implica- tions for quarantine duration due to increased risk of pandemic spread.

Files in This Item:
Thumbnail
File
M Iñigo_Chronic rhinosinusitis is associated with prolonged SARS-CoV-2 RNA shedding in upper.pdf
Description
Size
464.52 kB
Format
Adobe PDF


Statistics and impact

Items in Dadun are protected by copyright, with all rights reserved, unless otherwise indicated.