Transmission electron micrograph (TEM) of a number of Lassa virus virions. Source: CDC's Public Health Image Library Image, Credit: C. S. Goldsmith
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In the reporting week 40 (30 Sep-6 Oct 2019) 7 new confirmed cases were reported.
From 1 Jan-6 Oct 2019, a total of 4019 suspected cases have been reported from 23 states. Of these, 721 were confirmed positive, 18 probable, and 3256 negative (not a case).
Since the onset of the 2019 outbreak, there have been 154 deaths in confirmed cases. Case fatality ratio in confirmed cases is 21.4%.
Predominant age-group affected is 21-40 years.
The male to female ratio for confirmed cases is 1:1.
A total of 19 health care workers have been infected since the onset of the outbreak in 10 States.
A total of 8345 contacts have been identified from 21 states. Of these 396 (4.7%) are currently being followed up, 7872 (94.3%) have completed 21 days follow up, while 12 (0.1%) were lost to follow up. 132 symptomatic contacts have been identified, of which 65 (49.2%) have tested positive.
National Lassa fever multi-partner, multi-sectoral Technical Working Group (TWG) continues to coordinate response activities at all levels.
Democratic Republic of Congo
3248 cases (including 4 new confirmed case), of which 3131 confirmed.
117 probable cases, 426 suspected cases.
50 cases in the last 21 days.
4300 contacts being followed out of 5300 identified.
Vaccination of taxi motorcyclists continues in the sub-coordinations of Butembo, Beni, Mangina in Mabalako in North Kivu and Mambasa in Ituri.
Since the start of vaccination on 8 Aug 2018, 240 494 people have been vaccinated.