Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Respiratory Aerosols and Droplets MeSH Descriptor Data 2026


MeSH Heading
Respiratory Aerosols and Droplets
Tree Number(s)
A12.200.617
A12.207.876
Unique ID
D000088343
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D000088343
Scope Note
Physiological aerosols and droplets expelled during coughing, sneezing, speaking and exhalation. Depending on the size, aerodynamic distribution or concentration they may play a role in transmission of infectious respiratory diseases.
Entry Term(s)
Exhaled Bio-Aerosols
Exhaled Biological Aerosols
Expiratory Aerosols
Expiratory Droplet Nuclei
Expiratory Droplets
Infectious Aerosols
Infectious Respiratory Particles
Respiratory Aerosols
Respiratory Droplets
Previous Indexing
Aerosols (1966-2021)
Public MeSH Note
2022
History Note
2022
Date Introduced
2022/01/01
Last Updated
2026/01/01
Respiratory Aerosols and Droplets Preferred
Respiratory Aerosols Narrower
Respiratory Droplets Narrower
Expiratory Droplet Nuclei Narrower
Exhaled Bio-Aerosols Narrower
Infectious Aerosols Narrower
page delivered in 0.134s