Dengue fever is an acute communicable disease caused by virus. 登革热是一种由过滤性病毒所引起的急性传染病。
The direct cause, such as a bacterium or virus, of a communicable disease. 传染原传染性疾病的直接病因, 例如某种细菌或病毒
and the person suspected with a communicable disease shall be kept under observation until the incubation period of that disease is over. 对检疫传染病染疫嫌疑人应当留验到该病潜伏期期满。