Imported Monkeypox from International Traveler, Maryland, USA, 2021

Emerg Infect Dis. 2022 May;28(5):1002-1005. doi: 10.3201/eid2805.220292. Epub 2022 Mar 9.


A case of monkeypox was diagnosed in a returning traveler from Nigeria to Maryland, USA. Prompt infection control measures led to no secondary cases in 40 exposed healthcare workers. Given the global health implications, public health systems should be aware of effective strategies to mitigate the potential spread of monkeypox.

Keywords: Maryland; Nigeria; United States; global health; international traveler; monkeypox; monkeypox viruses; orthopoxvirus; travel medicine; viruses; zoonoses.

Publication types

  • Case Reports

MeSH terms

  • Health Personnel
  • Humans
  • Infection Control
  • Maryland
  • Monkeypox virus
  • Mpox (monkeypox)* / diagnosis
  • Mpox (monkeypox)* / epidemiology