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Table 1 Procedures and examinations that potentially generate aerosols during the practice of otorhinolaryngology - head and neck surgery

From: Pearls of experience for safe and efficient hospital practices in otorhinolaryngology—head and neck surgery in Hong Kong during the 2019 novel coronavirus disease (COVID-19) pandemic

ProceduresRelated Risk
Flexible and rigid laryngoscopyPotential aerosol generation
NasoendoscopyDroplet generation by sneezing
Open suction of oral, nasal and aural cavitiesPotential aerosol generation
Change of tracheostomyPotential aerosol generation
Endoscopic guided insertion of feeding tubePotential aerosol generation by coughing and gag reflex
Tracheoesophageal prosthesisPotential aerosol generation
Fiberoptic endoscopic evaluation of swallowingPotential aerosol generation by coughing during aspiration