Chikungunya worldwide overview

Situation update, 22 November 2019

Several countries across the Americas region reported cases in 2019. Cases were also reported during this period in Asia and Africa. Since the previous CDTR update on 25 October 2019, the majority of new cases have been reported by Ethiopia, Brazil and Thailand.

Countries with most cases
Ethiopia, Brazil and Thailand
Travel-related cases
in the EU/EEA are expected, linked to travellers returning from affected areas
No locally acquired cases in the EU/EEA
have been reported in 2019 so far

Geographical distribution of chikungunya cases reported worldwide, September to November 2019

Map - Chikungunya cases reported worldwide, as of 22 November 2019
Chikungunya cases reported worldwide, as of 21 November 2019

Detailed overview

Europe

No autochthonous cases of Chikungunya virus were detected in continental EU/EEA countries in 2019.

Americas and the Caribbean

Brazil: In 2019, as of 2 November, Brazil reported 126 677 probable cases, including 81 confirmed deaths. This represents an increase of 7 501 cases and nine deaths since the previous CDTR update. 

Bolivia: In 2019, as of 19 October, Bolivia has reported 75 confirmed cases. This represents an increase of 11 cases since the last CDTR report. 
Colombia: In 2019 and as of 9 November, Colombia has reported 485 cases, of which 46 are laboratory confirmed. This represents an increase of 44 cases since the last CDTR report. During the same period in 2018, 590 cases were reported. 

El Salvador: In 2019, as of 9 November, El Salvador reported 648 suspected cases. This represents an increase of 68 cases since the previous CDTR update. For the same period in 2018, El Salvador reported 354 suspected cases. 

Mexico: In 2019, as of 11 November, nine confirmed cases have been reported in Mexico. This represents an increase of four cases since the previous CDTR update. For the same period in 2018, Mexico reported 34 confirmed cases. 

Nicaragua: In 2019, as of 10 November, Nicaragua reported 170 suspected cases. Among these cases, none was confirmed. This represents an increase of 47 cases since the last CDTR report. 

Peru: In 2019, as of 3 November, Peru has reported 148 cases. This represents an increase of 11 additional cases since the previous CDTR update. 

Venezuela: In 2019, as of 5 October, the country has reported 129 cases, including seven confirmed cases according to WHO Pan American Health Organization (PAHO). This represents an increase of 24 cases since the previous CDTR update. 

Asia

India: According to the National Centre for Disease Control, from 12 August to 15 September 2019, several chikungunya cases have been reported in Karnataka (51), Tamil Nadu (32) and Telangana (2). Additionally, since the last CDTR update, media sources reports 322 cases in Bihar, 273 in Pune and seven cases in Madurai. 

Malaysia: According to Malaysia MoH, in 2019 and as of 2 November, 562 cases have been reported across the country, with most of the cases being reported in Selangor and Perak regions. This represents an increase of 85 cases since the previous CDTR update. 

Maldives: According to the Maldives Health Protection Agency, in 2019 and as of 12 November, there have been 1 459 cases reported in the country. This represents an increase of 48 cases since the previous CDTR update. 

Taiwan: In 2019, as of 9 November, the country has reported 21 indigenous chikungunya cases. In the same period in 2018, no indigenous chikungunya cases were reported in Taiwan.

Thailand: In 2019, as of 10 November, the country has reported 9 339 cases, affecting 56 provinces, with no associated deaths. This is an increase of 1 235 cases since the previous CDTR update. The provinces reporting the highest incidences are located in the southern and western parts of the country. 

Africa

Ethiopia: According to WHO, since the beginning of the outbreak in July 2019 and as of 10 November, 53 238 cases with no associated deaths have been reported in Dire Dawa city Administration and Araf regions. This is an increase of 3 622 cases since the previous CDTR update. 

Republic of Congo: In 2019, as of 29 September, 11 434 cases with no deaths associated have been reported across the Republic of Congo. This represents an increase of 152 cases since the previous update in the CDTR. 

Sudan: According to an OCHA report quoting Sudan Federal Ministry of Health, 56 additional chikungunya cases were reported in Sudan during October 2019. Cases were reported from South Darfur, West Darfur, East Darfur and Kassala states. 

Australia and the Pacific

No outbreaks have been reported since the previous update.