Pacific syndromic surveillance report

Week 17, ending 26 April, 2015

The following syndromes have been flagged:

  • Acute Fever and Rash: Tuvalu
  • Diarrhoea: French Polynesia, Palau
  • Influenza-like illness: Nauru
  • Prolonged Fever: Tonga, Tuvalu

Other updates


  • Chikungunya outbreak is on-going in Cook Islands and Marshall Islands. Weekly number of cases in American Samoa, Kiribati and Samoa has reduced significantly.
  • Cook Islands reports 50 cases in the week to 26 April 2015.Mass clean-up campaign was conducted in Rarotonga on 27 April 2015.
  • There have been 276 cases in Marshall Islands as of 30 April since February 2015.


  • Dengue outbreak is occurring in the Macuata Province, Northern Health Division, Fiji. Dengue serotype-2 has been identified by the Institut Louis Malarde (ILM), French Polynesia. As of 29 April 2015, there have been 543 confirmed cases of which 437 (80%) are from the Northern Division. The number of cases is decreasing.
  • French Polynesia reports 20 cases in the week to 19 April 2015. Dengue serotype-1 has been identified.
  • Tonga dengue serotype-3 has been identified by Labplus, Auckland, New Zealand. There have been 7 dengue-like illness cases in the week to 26 April 2015.


  • French Polynesia reports 63 cases, including three deaths, from early January to the week to 19 April 2015. There were three new cases in the week to 19 April 2015.

Zika Virus

  • Vanuatu reports its first case of Zika virus confirmed by the Institut Pasteur, New Caledonia. The case did not have any recent travel history.
  • An outbreak is ongoing in Solomon Islands. As of 19 April there have a total of 278 cases since February 2015. There were 17 cases reported in the week to 19 April 2015; 16 cases were from Honiara; 1 case was from Guadalcanal. Samples sent to ILM, French Polynesia at the beginning of the outbreak confirmed 5 cases positive for Zika virus.

Vanuatu –Following Tropical Cyclone Pam

  • In the week to 26 April 2015 there has been a general reduction in diarrhoea cases reported and an increase in cases of Influenza-like illness and Prolonged Fever.
  • Samples of acute fever and rash cases from Tanna have been sent for measles testing.
  • For more information please refer to

Ebola Virus Disease (EVD)

  • There have been a total of 26, 277 cases of EVD in Guinea, Liberia and Sierra Leone , with 10, 884 reported deaths. A total of 22 new confirmed cases were reported in Guinea, 0 in Liberia, and 11 in Sierra Leone in the 7 days to 26 April. Liberia reported no confirmed case for the fifth consecutive week.
  • To review recent Pacific Ebola updates on PacNet please refer to our web page on the provided link