Systematic analysis of disease-specific immunological signatures in patients with febrile illness from Saudi Arabia.

Objectives: Little is known about the prevalence of febrile illness in the Arabian region as clinical, laboratory and immunological profiling remains largely uncharacterised.

Methods: A total of 2018 febrile patients from Jazan, Saudi Arabia, were recruited between 2014 and 2017. Patients were screened for dengue and chikungunya virus, , , , group A streptococcus and .