Colorado tick feverA94.x
Synonym(s)
Colorado tick fever
DefinitionThis section has been translated automatically.
Self-limiting infectious disease caused by arboviruses.
PathogenThis section has been translated automatically.
Reoviruses
Occurrence/EpidemiologyThis section has been translated automatically.
North America. Endemic especially in the area of Colorado (Rocky Mountains). 10-20% of the inhabitants or tourists are infected with the pathogen at least once during their lifetime.
EtiopathogenesisThis section has been translated automatically.
Viral infection transmitted by Dermatocentor andersoni (thyroid tick).
Clinical featuresThis section has been translated automatically.
- Myalgia, back, eye and headaches, laryngopharyngitis, fever and vomiting.
- Optional: petechial haemorrhages in the articular arches or generalized maculopapular exanthema. Incubation period 4-6 days, duration 1-2 weeks.
TherapyThis section has been translated automatically.
Symptomatic: Antipyretic with calf compresses, possibly antipyretic and pain-reducing with paracetamol (e.g. Ben-u-ron) or acetosalicylic acid (e.g. aspirin) 3 times 500 mg/day, gargling with anti-inflammatory solutions such as 5% dexpanthenol solution R066 or chamomile extracts (e.g. Kamillosan). Usually healing after 1-2 weeks.
LiteratureThis section has been translated automatically.
- Klasco R (2002) Colorado tick fever. Med Clin North Am 86: 435-440
- Mohd Jaafar F et al (2003) Recombinant VP7-based enzyme-linked immunosorbent assay for detection of immunoglobulin G antibodies to Colorado tick fever virus. J Clin Microbiol 41: 2102-2105
- Zaidi SA, Singer C (2002) Gastrointestinal and hepatic manifestations of tickborne diseases in the United States. Clin Infect Dis 34: 1206-1212