CDC published Persons Evaluated for 2019 Novel Coronavirus—United States, January 2020 in the Feb. 7 Morbidity and Mortality Weekly Report (MMWR). The article’s “Summary” box content is reprinted below.

What is already known about this topic?

During a 2020 outbreak of novel coronavirus (2019-nCoV) infection, CDC provided consultation to public health officials and health care providers evaluating persons at risk for 2019-nCoV infection.

What is added by this report?

During January 2020, CDC responded to clinical inquiries regarding approximately 650 persons in the United States and tested 210 for 2019-nCoV, one fifth of whom reported no recent travel-related risk but had close contact with a 2019-nCoV patient or a person under investigation for 2019-nCoV in the United States.

What are the implications for public health practice?

Health care providers should remain vigilant regarding possible 2019-nCoV exposure not only among returning travelers, but also among persons in close contact with 2019-nCoV patients in the United States.

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