Abstract
Lassa fever cases have increased in Nigeria since 2016 with the highest number, 633 cases, reported in 2018. From 1 January to 28 April 2019, 554 laboratory-confirmed cases including 124 deaths were reported in 21 states in Nigeria. A public health emergency was declared on 22 January by the Nigeria Centre for Disease Control. We describe the various outbreak responses that have been implemented, including establishment of emergency thresholds and guidelines for case management.
Highlights
Rapid communicationMeasures to control protracted large Lassa fever outbreak in Nigeria, 1 January to 28 April 2019
Lassa fever cases have increased in Nigeria since 2016 with the highest number, 633 cases, reported in 2018
A public health emergency was declared on 22 January by the Nigeria Centre for Disease Control
Summary
Measures to control protracted large Lassa fever outbreak in Nigeria, 1 January to 28 April 2019. From 1 January to 28 April 2019, 554 laboratoryconfirmed cases including 124 deaths were reported in 21 states in Nigeria. We describe the various outbreak responses that have been implemented, including establishment of emergency thresholds and guidelines for case management. From 1 January 2019 (week 1) to 28 April 2019 (week 17), 554 laboratoryconfirmed Lassa fever cases including 124 deaths were reported from 21 of 37 states/territory in Nigeria. We describe the current situation and implemented response to the outbreak
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