Is chikungunya a bacterial infection?
Key facts. Chikungunya is a viral disease transmitted to humans by infected mosquitoes. It is caused by the chikungunya virus (CHIKV). A CHIKV infection causes fever and severe joint pain.
What is the most characteristic symptom of chikungunya virus infection?
The most common symptoms are fever and joint pain. Other symptoms may include headache, muscle pain, joint swelling, or rash. Death from chikungunya is rare.
How does chikungunya rash look like?
An erythematous macular or maculopapular rash usually appears in the first 2–3 days of the illness and subsides within 7–10 days. It can be patchy or diffuse on the face, trunk and limbs. It is typically asymptomatic but may be pruritic [6–12]. The rash may result in postinflammatory macules or diffuse pigmentation.
What bacteria causes chikungunya?
Chikungunya fever (CHIKF) is caused by Chikungunya virus (CHIKV), a pathogen of the genus alphavirus and the family Togaviridae [2].
Is chikungunya caused by gram negative bacteria?
(B) Chikungunya is caused by a Gram negative bacterium.
What is the causative agent of chikungunya explain the pathogenesis of disease?
Transmission of chikungunya virus (CHIKV) occurs following a mosquito (Aedes aegypti or Aedes albopictus) bite. CHIKV then replicates in the skin, in fibroblasts, and disseminates to the liver, muscle, joints, lymphoid tissue (lymph nodes and spleen) and brain. The target cells are indicated for each tissue.
What appears as a rash with joint pain?
Chikungunya is a rare viral infection transmitted by the bite of an infected mosquito. It is characterized by a rash, fever, and severe joint pain (arthralgias) that usually lasts for three to seven days.
What causes joint pain and skin rashes?
Joint pain and swelling are characteristic of the many different arthritis conditions including rheumatoid arthritis, osteoarthritis, and gout. Skin rash can accompany some conditions that cause arthritis.
Is there rashes in chikungunya?
Chikungunya (CHK) is an acute onset, mosquito-borne viral disease characterized by high fever, predominant musculo-skeletal symptoms, and skin rash.
Is yellow fever a bacteria?
Yellow fever (YF) is an African mosquito-borne infection of primates. It is caused by a virus of the Flavivirus genus of the Flaviviridae family. In its natural habitat, it is transmitted between monkeys by forest-dwelling primatophilic Aedes mosquitoes.
Is chikungunya a flavivirus?
Introduction. Chikungunya virus (CHIKV) and Zika virus (ZIKV) are arthropod-borne viruses (arboviruses) transmitted by mosquitoes. Based on the most current taxonomy of viruses, CHIKV and ZIKV belong to the Togaviridae family and the Flaviviridae family, respectively.
What is the vector for chikungunya?
Chikungunya virus is primarily transmitted to people through the bite of an infected mosquito, mainly Aedes aegypti and Aedes albopictus.
How long does chikungunya rash last?
[5] The rash develops within 3–4 days of the onset of fever and tends to subside in about a week without any sequel.
What is bacterial arthritis?
Septic arthritis is a painful infection in a joint that can come from germs that travel through your bloodstream from another part of your body. Septic arthritis can also occur when a penetrating injury, such as an animal bite or trauma, delivers germs directly into the joint.
Does chikungunya have a rash?
Chikungunya is a rare viral infection transmitted by the bite of an infected mosquito. It is characterized by a rash, fever, and severe joint pain (arthralgias) that usually lasts for three to seven days. Because of its effect on the joints, Chikungunya has been classified among the Arthritic Viruses.
What bacteria causes yellow fever?
Name and nature of infecting organism It is caused by a virus of the Flavivirus genus of the Flaviviridae family. In its natural habitat, it is transmitted between monkeys by forest-dwelling primatophilic Aedes mosquitoes.
How dangerous is chikungunya?
Occasional cases of ophthalmological, neurological and heart complications have been reported with chikungunya virus infections, as well as gastrointestinal complaints. Serious complications are not common, but in older people with other medical conditions, the disease can contribute to the cause of death.
What are the causes of chikungunya?
Symptoms
What are the symptoms of chikungunya?
fever (sometimes as high as 104 °F)
What is chikungunya fever, and should I be worried?
– Fever with joint pains leading to severe pain and stiffness on beginning of motion – Joint pains persist for months and even years, and mainly affect hands and feet – Complications of heart, eyes and nerves are seen but are rare – Rashes occur after onset of fever