Variant of concern

C34422
concept

A variant of concern is a version of a pathogen, such as a virus, that shows evidence of increased transmissibility, more severe disease, reduced effectiveness of treatments or vaccines, or diagnostic detection failures compared to previously circulating forms.

All labels observed (2)

Label Occurrences
Variant of concern canonical 1
variant of concern 1

Instances (2)

Instance Via concept surface
Delta variant
Omicron variant variant of concern