SARS-CoV-2 Variants: Evolution, Impact, and Laboratory Response
Continuing Education Credits
Objectives
- Describe how SARS-CoV-2 variants emerge and are classified by the World Health Organization and the Centers for Disease Control and Prevention.
- Identify key mutations associated with major variants and their implications for transmissibility, immune evasion, and diagnostic testing.
- Discuss laboratory methods used to detect and monitor SARS-CoV-2 variants.
- Summarize the public health and infection-control considerations associated with emerging variants.
Course Outline
- Content Pages
- Background and Evolution
- What Is a Variant and How Does It Arise?
- Major Variants of Concern
- Laboratory Detection and Characterization
- Epidemiology and Global Trends
- Infection Prevention and Control Implications
- Treatment and Vaccine Considerations
- Laboratory’s Role in Ongoing Surveillance
- Summary
- References

