raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:99748

Pontiac fever

Synonyms: Non-pneumonic Legionnaires' disease

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

Pontiac fever (PF) is a mild form of legionellosis manifesting with flu-like symptoms such as nausea, myalgia, fever, cough and headache but without pneumonia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPontiac feverNon-pneumonic Legionnaires' disease
frFièvre de Pontiac
dePontiac-FieberLegionellose ohne Pneumonie
esFiebre de PontiacEnfermedad del legionario no neumónica
itFebbre di PontiacFebbre di Pontiac
nlPontiac-koortsNiet-pneumonische veteranenziekte
ptFebre PontiacDoença do Legionário não-pneumónica
plGorączka Pontiac= en
csPontiacká horečka= en
ukЛихоманка ПонтіакНелегенева хвороба легіонерів
zh庞蒂亚克热
trPontiac ateşi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10A48.2Especificvalidated
ICD-111C19.0Especificvalidated
MONDO0020487Evalidated
UMLSC0343528Evalidated
MedDRA10054161Evalidated

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

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

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

5 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012378Fatigue
HP:0001945Fever
HP:0003326Myalgia
Frequent (79-30%)
HP:0012735Cough
HP:0002315Headache

Run the differential on the 3 obligate / very frequent terms

7

Sources for this card