WEST NILE VIRUS ZIKA

Transmitted by Culex Mosquito. Transmitted by Aedes Mosquito.

Culex sp. spread WNV & SLE. Aedes sp. spread ChikV, Zika, & Dengue. Aggressive dusk/dawn biters. Target Aggressive daytime biters. Target Humans. Birds. Lay eggs on surfaces of containers. Lay eggs on/in standing water. Flight range is 200 meters. Flight range is over 1 mile. Mosquito transmission person to person. Mosquito transmission bird to bird. Prefer Humans and other Mammals. Prefer birds. Human hosts are incidental. Sexual transmission of Zika virus can occur. Blood transfusion transmission is Blood transfusion transmission is possible. possible. 80% – No symptoms. 20% – Flu like 80% – No symptoms. 20% – Febrile illness symptoms. Deaths due to Zika are rare. (sick & joint pain). 1% – (Less than 1%) Increasing evidence of baby birth defects. Neurologic Illness. Mild ‐ Symptoms last 3 to 7 days. Fever, rash, No vaccine available. Incubation is 2‐6 joint pain, red eyes, muscle pain, headache, days. pain behind the eyes and vomiting. Symptoms can be treated like the Flu. Most at risk patients (cancer, diabetes, However, avoid aspirinand other blood hypertension, & kidney disease patients). thinners until Dengue is ruled out. People with mild symptoms recover on Permission to Inspect & Treat Private their own. People with severe cases are Property Form. Inspect for larva, adults, often hospitalized to receive supportive standing water, & Spray. treatment. Backpack‐spray front and back yards Use Repellents (e.g. DEET). Dress adjacent to infected property upon TCPH’s appropriately (pants/long sleeves). Recommendation. Screen windows & doors. Remove Educate door to door informational handouts standing water. and Inspection forms within 200 meters upon Truck‐spray all roadways within ½ Mile TCPH’s Recommendation. Radius of infected Mosquito. TCPH Hotline: 817‐248‐6299