raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:724

Idiopathic acute eosinophilic pneumonia

Synonyms: IAEP

Type
Disease
Group
Disorder
Inheritance
Unknown
Age of onset
All ages
Status
active

Idiopathic acute eosinophilic pneumonia (IAEP) is an eosinophilic pneumonia of undetermined etiology that is characterized by acute febrile hypoxic respiratory failure associated with diffuse radiographic infiltrates and pulmonary eosinophilia, but without concurring allergy or infection.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIdiopathic acute eosinophilic pneumoniaIAEP
frPneumonie à éosinophiles idiopathique aiguëIAEP · Syndrome de Loeffler · Syndrome de Loffler
dePneumonie, eosinophile idiopathische, akute Form= en
esNeumonía eosinofílica idiopática aguda= en
itPolmonite eosinofila acuta idiopatica= en
nlIdiopathische acute eosinofiele pneumonie= en
ptPneumonia eosinofílica aguda idiopática
plIdiopatyczne ostre eozynofilowe zapalenie płuc= en
csIdiopatická akutní eozinofilní pneumonieIAEP · Loefflerův syndrom · Löfflerův syndrom
ukІдіопатична гостра еозинофільна пневмонія= en
zh特发性急性嗜酸粒细胞肺炎= en
trİdiyopatik akut eozinofilik pnömoni= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10J82NTBTinclusionvalidated
ICD-11CB02.10Especificvalidated
MONDO0019122Evalidated
UMLSC4518469Evalidated
GARD519Evalidated

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

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 casesWorldwideCase(s)Validated12403693[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

11 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0100749Chest pain
HP:0001945Fever
HP:0002113Pulmonary infiltrates
HP:0002093Respiratory insufficiency
HP:0002091Restrictive ventilatory defect
Frequent (79-30%)
HP:0002027Abdominal pain
HP:0002793Abnormal pattern of respiration
HP:0001879Abnormality of eosinophils
HP:0002103Abnormality of the pleura
HP:0012735Cough
HP:0003326Myalgia

Run the differential on the 5 obligate / very frequent terms

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Sources for this card