Table 1. The eight syndromes endorsed for surveillance, 11th Festival of Pacific Arts, Solomon Islands, 2012.
| Syndrome | Case definition | Important diseases to consider | Threshold |
|---|---|---|---|
| Influenza-like illness (ILI) | Sudden onset of fever* plus cough and/or sore throat | Influenza; other viral or bacterial respiratory infections | No specific threshold set** |
| Prolonged fever (PF) | Any fever* lasting three or more days | Typhoid fever; dengue; leptospirosis; malaria; other communicable diseases | No specific threshold set** |
| Non-watery diarrhoea (NWD) | Three or more loose stools in 24 hours | Viral and bacterial gastroenteritis, including food poisoning, ciguatera fish poisoning | No specific threshold set** |
| Acute fever and rash (AFR) | Sudden onset of fever* plus acute non-blistering rash | Measles; dengue; rubella; meningitis; leptospirosis | No specific threshold set** |
| Watery diarrhoea (WD) | Three or more watery, loose stools in 24 hours | Cholera | 1 case |
| Acute fever and neurological symptoms (AFN) | Sudden onset of fever* with neurological symptoms; altered mental state; confusion; delirium; disorientation; seizure | Meningococcal meningitis; viral meningitis; other viral encephalitis (e.g. West Nile virus) | 1 case |
| Fever and jaundice (F&J) | Any fever* plus jaundice | Hepatitis A infection | 1 case |
| Heat-related illness (HRI) | Dehydration due to heat; heavy sweating; paleness; muscle cramps; dizziness; headache; nausea or vomiting; fainting; extremely high body temperature (> 40 °C); rapid, strong pulse | Heat cramps; heat exhaustion; heat stroke | No specific threshold set** |
*Fever defined as a temperature of 38 °C/100.4 °F or higher.
**The point at which to respond is based on discussions among the team