The incubation period from first infection to death from the fever varies from between two and 21 days and in more remote areas where outbreaks occur more time would be crucial. (scientificamerican.com)
Dengue typically causes a mild first infection but a far worse one if someone is infected with the virus a second time. (sciencedaily.com)
First infections usually occur between the ages of two to six years old, and if the cat does develop a case of FLUTD / FUS, it is very important to take the measures prescribed by your veterinarian and also to start preventative treatment for the future. (aplusflintriverranch.com)