Pacific syndromic surveillance report

Week 15, ending 13th April, 2014

The following syndromes have been flagged:

  • Acute fever and rash: Palau, Tonga, Kiribati, Cook Is
  • Influenza-like Illness: Solomon Islands
  • Prolonged fever: Federated States of Micronesia
  • Diarrhoea: Samoa, Solomon Islands

Other updates


  • There has been one confirmed RDT (NS1) dengue case in Cook Islands for the Week ending 13 April 2014.
  • Nauru reports an increase in Dengue-like illnesses.
  • As of 11 April 2014, 638 cases have been reported in Solomon Islands since January 2014.Cases have continued to increase. Following the flood emergency; vector control activities have been intensified. Samples are at the Institut Louis Malaren in French Polynesia undergoing testing to determine virus serotype.
  • Tuvalu is experiencing a dengue outbreak with eleven confirmed RDT (NS1) cases as of 16 April 2014.
  • Vanuatu reports zero dengue cases for Week ending 13 April 2014.
  • French Polynesia is currently facing a dengue epidemic. As of 4 April 2014 the total number of positive cases of dengue reported since February 2013 is 1,906. In the month of March 2014, all cases serotyped were dengue serotype-1 and the rate of hospitalisation and severe cases had increased.
  • As of 16 April 2014 there have been 198 cases of dengue in New Caledonia since 1 September 2013.

Zika virus

  • New Caledonia – As of 14 April, 2014 there have been 852 confirmed cases of zika virus since 25 November 2013.
  • A recent study in French Polynesia demonstrates the potential for Zika virus transmission through blood transfusion. Three percent of blood donors, although asymptomatic at the time of blood donation, were found positive for ZIKAV by PCR. Potential for Zika virus transmission through blood transfusion demonstrated during an outbreak in French Polynesia, November 2013 to February 2014 D Musso , T Nhan, E Robin, C Roche et al. Eurosurveill 2014 Volume 19, Issue 14, 10 April 2014
  • Cook Islands reports 60 dengue-like illness cases for week ending 13 April 2014. There have been 859 cases from 13 February to 13 April 2014. Zika virus has recently been identified in samples sent to the Louis Malarde Institute, French Polynesia.


  • Outbreak of Chikungunya continues in Tonga. For further information, please refer to Dr Siale Akoula’s PacNet posting earlier this afternoon.