raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:79452

Milroy disease

Synonyms: Hereditary lymphedema type I · Nonne-Milroy lymphedema

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Antenatal, Infancy, Neonatal
Status
active

Milroy disease is a frequent form of primary lymphedema characterized generally by painless, chronic lower-limb lymphedema found at birth or developing in the early neonatal period.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enMilroy diseaseHereditary lymphedema type I · Nonne-Milroy lymphedema
frMaladie de MilroyLymphoedème de Nonne-Milroy · Lymphoedème héréditaire type I
deMilroy-KrankheitLymphödem, hereditäres, Typ I · Lymphödem, kongenitales primäres · Nonne-Milroy-Lymphödem
esEnfermedad de MilroyLinfedema de Nonne-Milroy · Linfedema hereditario tipo I
itMalattia di MilroyLinfedema di Nonne-Milroy · Linfedema ereditario, tipo I · Linfedema primitivo congenito
nlZiekte van MilroyErfelijk lymfoedeem type I · Lymfoedeem van Nonne-Milroy
ptDoença MilroyLinfedema Nonne-Milroy · Linfedema hereditário tipo I
plChoroba Milroy'aDziedziczny obrzęk limfatyczny typu I · Obrzęk limfatyczny Nonne'a i Milroy'a · Wrodzony pierwotny obrzęk limfatyczny
csMilroyova nemocVrozený primární lymfedém · Hereditární lymfedém, typ I · Nonneho-Milroyův lymfedém · Nonne-Milroyův lymfedém
ukХвороба МілрояСпадкова лімфедема типу I · Лімфедема Нонне-Мільроя
zh米尔罗伊病遗传性淋巴水肿Ⅰ型
trMilroy hastalığıNonne-Milroy lenfödem · Kalıtsal lenfödem tip I

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM153100BTNTvalidated
OMIM611944BTNTvalidated
ICD-10Q82.0NTBTattributedvalidated
ICD-11BD93.0NTBTindexvalidated
UMLSC1704423Evalidated
GARD7220Evalidated

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.

Codes that Orphanet moved or referred to this one:

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FLT4Disease-causing germline mutation(s) inAssessedHGNC:3767ENSG000000372801363525q35.3fms related receptor tyrosine kinase 420301417[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyValidated[EXPERT]
Prevalence at birth1-9 / 100 0003 / 100 000IsraelValue and classValidated12224079[PMID]

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

18 annotations · validated 2019-04-04
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001004Lymphedema
Frequent (79-30%)
HP:0002624Abnormal venous morphology
HP:0001785Ankle swelling
HP:0100658Cellulitis
HP:0000034Hydrocele testis
HP:0000962Hyperkeratosis
HP:0010741Pedal edema
HP:0003550Predominantly lower limb lymphedema
HP:0100797Toenail dysplasia
HP:0002619Varicose veins
Occasional (29-5%)
HP:0200058Angiosarcoma
HP:0000708Atypical behavior
HP:0000286Epicanthus
HP:0100725Lichenification
HP:0008069Neoplasm of the skin
HP:0001328Specific learning disability
Very rare (<4-1%)
HP:0001999Abnormal facial shape
HP:0001055Erysipelas

Run the differential on the 1 obligate / very frequent terms

Annotation source: 17458866[PMID]_23074044[PMID]_27730656[PMID]_28748022[PMID]_30941160[PMID]

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Sources for this card