raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:158003

Xanthoma disseminatum

Synonyms: Montgomery syndrome

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Adolescent, Adult, Childhood
Status
active

A rare, systemic disease characterized by normolipidemic mucocutaneous xanthomatosis with histiocytic cells proliferation and secondary deposition of lipid in the dermis. Clinically, multiple, grouped, coalescent, yellowish red to brown papulonodular lesions in the skin and mucous membranes are present. Less often internal organs are affected, in particular pituitary gland and/or hypothalamus. Patients present with characteristic mucocutaneous lesions, diabetes insipidus, dysphagia, dyspnea, hoarseness of voice, and blurred vision.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enXanthoma disseminatumMontgomery syndrome
frXanthome disséminéSyndrome de Montgomery
deXanthoma disseminatumMontgomery-Syndrom
esXantoma diseminadoSíndrome de Montgomery
itXantoma disseminatoSindrome di Montgomery
nlXanthoma disseminatumSyndroom van Montgomery
ptXantoma disseminado
plRozsiana postać żółtakoziarniniakowatościZespół Montgomery'ego
csDiseminovaný xantomMontgomeryho syndrom
ukКсантома поширенаСиндром Монтгомері
zh播散性黄瘤Montgomery综合征
trKsantoma disseminatumMontgomery sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10E78.2NTBTattributedvalidated
ICD-11EE81NTBTindexvalidated
MONDO0015535Evalidated
UMLSC0043322Evalidated
GARD13186Evalidated
MedDRA10052575Evalidated

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

0 records

No prevalence record in this release.

6

HPO phenotypes

6 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002797Osteolysis
Frequent (79-30%)
HP:0000873Diabetes insipidus
Occasional (29-5%)
HP:0025426Abnormal bronchus morphology
HP:0000159Abnormal lip morphology
HP:0001600Abnormality of the larynx
HP:0000600Abnormality of the pharynx

Run the differential on the 1 obligate / very frequent terms

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Sources for this card