What are the symptoms of vector borne disease?
What are the symptoms of vector borne disease?
The disease is characterized by an abrupt onset of fever, frequently accompanied by joint pain. Other symptoms include muscle pain, headache, nausea, fatigue and rash. The joint pain can be debilitating and usually lasts for a few days or may be prolonged to weeks.
How long does St Louis encephalitis last?
For people with symptoms, the time from infected mosquito bite to feeling sick ranges from 4 to 14 days. Symptoms usually start abruptly, with fever, headache, dizziness, nausea, and generalized weakness. They typically get worse over a period of several days to a week. Some patients recover after this period.
What causes vector disease?
Vector-borne diseases are infections transmitted by the bite of infected arthropod species, such as mosquitoes, ticks, triatomine bugs, sandflies, and blackflies. Arthropod vectors are cold-blooded (ectothermic) and thus especially sensitive to climatic factors.
What are some diseases caused by vectors?
Vector-Borne Disease: Disease that results from an infection transmitted to humans and other animals by blood-feeding anthropods, such as mosquitoes, ticks, and fleas. Examples of vector-borne diseases include Dengue fever, West Nile Virus, Lyme disease, and malaria.
What does St Louis encephalitis do?
Louis encephalitis is a rare disease that is related to the West Nile virus and is transmitted by infected mosquitoes. The St. Louis encephalitis virus (SLEV) is one of a group of mosquito-transmitted viruses that can cause inflammation of the brain (encephalitis).
How is St Louis encephalitis diagnosed?
The diagnosis of Saint Louis encephalitis is usually made by detecting the presence of IgM antibodies to the virus in serum using the enzyme-linked immunosorbent assay (ELISA) test. The ELISA test may also be performed on CSF.
Can a human be a disease vector?
Many factors affect the incidence of vector-borne diseases. These factors include animals hosting the disease, vectors, and people. Humans can also be vectors for some diseases, such as Tobacco mosaic virus, physically transmitting the virus with their hands from plant to plant.
What are 3 examples of vectors of disease?
List of vector-borne diseases, according to their vector
| Vector | Disease caused | |
|---|---|---|
| Mosquito | Anopheles | Lymphatic filariasis Malaria |
| Culex | Japanese encephalitis Lymphatic filariasis West Nile fever | |
| Aquatic snails | Schistosomiasis (bilharziasis) | |
| Blackflies | Onchocerciasis (river blindness) |
What are the symptoms of virus infections in insects?
Viruses invade an insect’s body via the gut. They replicate in many tissues and can disrupt components of an insect’s physiology, interfering with feeding, egg laying, and movement. Different viruses cause different symptoms. NPV-infected larvae may initially turn white and granular or very dark.
What are the signs and symptoms of a stomach virus?
1 Watery, usually nonbloody diarrhea — bloody diarrhea usually means you have a different, more severe infection 2 Abdominal cramps and pain 3 Nausea, vomiting or both 4 Occasional muscle aches or headache 5 Low-grade fever
What are the signs and symptoms of the flu?
Flu Symptoms. 1 fever* or feeling feverish/chills. 2 cough. 3 sore throat. 4 runny or stuffy nose. 5 muscle or body aches. 6 headaches. 7 fatigue (tiredness) 8 some people may have vomiting and diarrhea, though this is more common in children than adults.
What are the symptoms of insect bites on hands?
A common symptom of insect bites is a small, itchy lump. If a person scratches this lump, it may break the skin. This can allow bacteria from their hand to enter the bite, leading to an infection.
