It Is Time To Pay Close Attention To The Lambda Variant Now Devastating South America

It is time to pay more attention to the Lambda variant of SARS-CoV-2. As the Delta variant ravages communities in Asia, Europe, and the United States, another variant of interest, Lambda, is spreading rapidly throughout South America.

The Lambda variant, or C.37, was first identified in Peru as early as August 2020. Initially, Lambda infections were relatively rare. However, in recent months Lambda has become the dominant variant in Argentina, Brazil, Chile, and Colombia. Lambda has been identified in most US States, though the strain has yet to gain traction. Lambda now accounts for less than one percent of all infections but given its trajectory in Latin America, it is well watching closely.

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© William A. Haseltine, PhD. All Rights Reserved.