raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:99931

Idiopathic pulmonary hemosiderosis

Type
Disease
Group
Disorder
Age of onset
Childhood
Status
active

Idiopathic pulmonary hemosiderosis is a respiratory disease due to repeated episodes of diffuse alveolar hemorrhage without any underlying apparent cause, most often in children. Anemia, cough, and pulmonary infiltrates on chest radiographs are found in majority of the patients.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIdiopathic pulmonary hemosiderosis
frHémosidérose pulmonaire idiopathique
deLungen-Hämosiderose, idiopathische
esHemosiderosis pulmonar idiopática
itEmosiderosi polmonare idiopatica
nlIdiopathische pulmonale hemosiderose
ptHemossiderose pulmonar, idiopática
plIdiopatyczna hemosyderoza płuc
csIdiopatická plicní hemosideróza
ukІдіопатичний гемосидероз легень
zh特发性肺含铁血黄素沉积
trİdiyopatik pulmoner hemosideroz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM178550Evalidated
OMIM235500BTNTvalidated
ICD-10E83.1+NTBTindexvalidated
ICD-10J99.8*NTBTindexvalidated
ICD-11CB04.30Especificvalidated
MeSHC536281Evalidated
UMLSC0020807Evalidated
GARD6763Evalidated

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
Annual incidence<1 / 1 000 0000.0425 / 100 000EuropeValue and classValidated[EXPERT]
Point prevalenceUnknown—EuropeClass 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

29 annotations · validated 2021-10-28
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001891Iron deficiency anemia
Frequent (79-30%)
HP:0012735Cough
HP:0012378Fatigue
HP:0025179Ground-glass opacification on pulmonary HRCT
HP:0002105Hemoptysis
HP:0001433Hepatosplenomegaly
HP:0000980Pallor
HP:0002113Pulmonary infiltrates
Occasional (29-5%)
HP:0012393Allergy
HP:0003453Antineutrophil antibody positivity
HP:0003493Antinuclear antibody positivity
HP:0030057Autoimmune antibody positivity
HP:0001640Cardiomegaly
HP:0030830Crackles
HP:0025420Diffuse alveolar hemorrhage
HP:0002094Dyspnea
HP:0001508Failure to thrive
HP:0001945Fever
HP:0030148Heart murmur
HP:0002240Hepatomegaly
HP:0025392Nodular pattern on pulmonary HRCT
HP:0002206Pulmonary fibrosis
HP:0002878Respiratory failure
HP:0002091Restrictive ventilatory defect
HP:0025390Reticular pattern on pulmonary HRCT
HP:0002923Rheumatoid factor positive
HP:0003262Smooth muscle antibody positivity
Very rare (<4-1%)
HP:0100327Cow milk allergy
HP:0000099Glomerulonephritis

Run the differential on the 1 obligate / very frequent terms

Annotation source: 30278795[PMID] _33246295[PMID] _32644388[PMID]

7

Sources for this card