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Updated: Sep 19, 2025

Murine Nasal Lavage Fluid Collection without Blood Contamination
Published on: July 11, 2025
[Does nebulization present a risk of viral transmission? A narrative review]
C Thibon1, L Vecellio2, J-C Dubus3
1Secteur de kinésithérapie et ergothérapie, cliniques universitaires Saint-Luc, avenue Hippocrate 10, 1200 Bruxelles, Belgique; Institut de recherche expérimentale et clinique (IREC), université catholique de Louvain, Bruxelles, Belgique.
Abstract:
Nebulization is a commonly applied therapy for patients with respiratory conditions, encompassing those infected with respiratory viruses such as SARS-CoV-2, influenza and RSV. Since the COVID-19 pandemic occurred, concerns have arisen regarding the release into the environment of airborne particles during nebulization. While this treatment is known to expose healthcare workers to drug particles, the risk of viral dispersion remains poorly documented in the literature. The following narrative review explores this risk with the aim of fostering discussions and recommendations, the objectives being to minimize airborne contamination risk for healthcare workers during future epidemics, and in the management of seasonal viruses.
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