Table 1 Specific Risk factors
Risk activities | Common | Occasional |
|---|---|---|
Bites | ||
 Tick |  | Q fever |
 Mosquitos | Tropical eosinophilia (Wuchereia bancrofti and Brugia malayi) | Dirofilarisis |
 Animal | Avian influenza, Nipah virus, Hantaan virus, MERS | Q fever, tularemia, plague, SARS |
 Dust exposure (e.g., caves or deserts) | Coccidioimycosis, histoplasmosis |  |
 Cruise ships/resorts | Legionella |  |
 Rural/Farm | Q fever |  |
 Soil | Strongyloidiasis, hookworm, ascariasis | Melioidosis |
 Fresh-water exposure | Schistosomiasis, leptospirosis |  |
Ingestion | ||
 Undercooked/raw food |  | Paragonimus, toxocariasis, hydatidosis |
 Sexual exposure | HIV |  |
Host factors | ||
 Immunocompromised | Tuberculosis |  |