raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:83595

Colorado tick fever

Synonyms: American mountain fever · Colorado tick encephalitis · Colorado tick-borne disease · Mountain fever · Mountain tick fever

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
All ages
Status
active

An acute arboviral infection caused by a <i>Coltivirus</i> transmitted by an infected tick and characterized by a biphasic fever with headache, myalgias, arthralgias, and fatigue that can last 3 weeks or more. In some cases, macular, maculopapular, or petechial rash and/or stiff neck, nausea, vomiting, abdominal pain, diarrhea, and sore throat may also occur.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enColorado tick feverAmerican mountain fever · Colorado tick encephalitis · Colorado tick-borne disease · Mountain fever · Mountain tick fever
frFièvre à tiques du ColoradoEncéphalite à tiques du Colorado
deColorado-ZeckenfieberColorado-Enzephalitis
esFiebre por garrapata de ColoradoEncefalitis por garrapata de Colorado
itFebbre da zecca del ColoradoEncefalite da zecca del Colorado
nlColorado-tekenkoortsColorado-tekenencefalitis
ptFebre da carraça do ColoradoEncefalite da carraça do Colorado
plGorączka kleszczowa KoloradoAmerykańska gorączka górska · Gorączka górska · Górska gorączka kleszczowa · Kleszczowe zapalenie mózgu Kolorado · Odkleszczowa choroba Kolorado
csKoloradská klíšťová horečkaHorečka amerických hor · Koloradská klíšťová encefalitida
ukЛихоманка колорадського кліщаАмериканська гірська лихоманка · Колорадський кліщовий енцефаліт · Колорадський кліщ · Гірська лихоманка · Гірська кліщова лихоманка
zh科罗拉多蜱传热科罗拉蜱媒病
trColorado kene ateşiDağ humması · Dağ kene ateşi · Amerikan dağ humması · Colorado kene ensefaliti · Colorado kene kaynaklı hastalık

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10A93.2NTBTattributedvalidated
ICD-111D41Especificvalidated
MONDO0005708Evalidated
MeSHD003121Evalidated
UMLSC0009400Evalidated
MedDRA10010022Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

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Sources for this card