Arboviral disease is a general term used to describe infections caused by a group of viruses spread to people by the bite of infected arthropods (insects) such as mosquitoes and ticks. These infections usually occur during warm weather months, when mosquitoes and ticks are active.vailable. Malaria, lymphatic filariasis, Japanese encephalitis, some haemorrhagic fevers (yellow fever, dengue, dengue haemorrhagic fever) and viral fevers (West Nile). Sleeping sickness. Chagas disease.