Morbidity and Mortality Weekly Report (MMWR)
CDC Feb. 13, 2015
by Cheri Grigg, DVM1,2, Ndadilnasiya E. Waziri, DVM3, Adebola T. Olayinka, MD3, John F. Vertefeuille, PhD4
On July 20, 2014, the first known case of Ebola virus disease (Ebola) in Nigeria, in a traveler from Liberia led to an outbreak that was successfully curtailed with infection control, contact tracing, isolation, and quarantine measures coordinated through an incident management system.
During this outbreak, most contacts underwent home monitoring, which included instructions to stay home or to avoid crowded areas if staying home was not possible. However, for five contacts with high-risk exposures, group quarantine in an observation unit was preferred because the five had crowded home environments or occupations that could have resulted in a large number of community exposures if they developed Ebola.
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