US Case Adds to Unusual Monkeypox Outbreak

Experts are scrambling to understand clusters of the normally rare disease that have been reported in Europe and North America in the last month.

Written byNatalia Mesa, PhD
| 4 min read
Transmission electron tomography of monkeypox virus
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Yesterday (May 18), the Centers for Disease Control confirmed that a man in Massachusetts was the first person in the United States to test positive for monkeypox. He had recently traveled to Canada, where he presumably contracted the virus, the Massachusetts Department of Health says in a statement. The case adds to the spate of infections detected at least five European countries and Canada, regions which are outside the disease’s typical stomping grounds.

The outbreak is “rare and unusual,” UK Health and Safety Authority Chief Medical Advisor Susan Hopkins says in a statement released on Monday after two additional UK denizens tested positive for the disease, adding that “exactly where and how they acquired their infections remains under urgent investigation.”

Monkeypox is a rare but potentially serious illness caused by the monkeypox virus, a relative of the smallpox virus (both are Orthopoxviruses and cause similar symptoms). The infection is characterized ...

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    As she was completing her graduate thesis on the neuroscience of vision, Natalia found that she loved to talk to other people about how science impacts them. This passion led Natalia to take up writing and science communication, and she has contributed to outlets including Scientific American and the Broad Institute. Natalia completed her PhD in neuroscience at the University of Washington and graduated from Cornell University with a bachelor’s degree in biological sciences. She was previously an intern at The Scientist, and currently freelances from her home in Seattle. 

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