raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2398

Multiple symmetric lipomatosis

Synonyms: Cephalothoracic lipodystrophy · Familial benign cervical lipomatosis · Launois-Bensaude lipomatosis · Madelung disease

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant, Autosomal recessive, Mitochondrial inheritance, Not applicable
Age of onset
Adolescent, Adult, Childhood, Elderly
Status
active

A rare subcutaneous tissue disease characterized by growth of symmetric non-encapsulated masses of adipose tissue mostly around the face and neck, with variable clinical repercussions (e.g. reduced neck mobility, compression of respiratory structures).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enMultiple symmetric lipomatosisCephalothoracic lipodystrophy · Familial benign cervical lipomatosis · Launois-Bensaude lipomatosis · Madelung disease
frAdénolipomatose symétrique à prédominance cervicaleLipomatose cervicale bénigne familiale · Lipomatose de Launois-Bensaude · Lipomatose symetrique familiale · Maladie de Madelung
deLipomatose, multiple symmetrischeLaunois-Bensaude-Syndrom · Lipomatose Typ Launois-Bensaude · Lipomatose, benigne familiäre zervikale · Lipomatose, benigne symmetrische · Madelung-Krankheit
esLipomatosis simétrica múltipleEnfermedad de Madelung · Lipodistrofia cefalotorácica · Lipomatosis cervical familiar benigna · Lipomatosis de Launois-Bensaude
itLipomatosi simmetrica multiplaLipodistrofia cefalotoracica · Lipomatosi cervicale familiare benigna · Lipomatosi di Launois-Bensaude · Malattia di Madelung
nlMultipele symmetrische lipomatoseCefalothoracale lipodystrofie · Familiale goedaardige cervicale lipomatose · Lipomatose van Launois-Bensaude · Meervoudige symmetrische lipomatose · Ziekte van Madelung
ptLipomatose simétrica múltiplaAdenolipomatose de Launois-Bensaude · Doença de Madelung · Lipomatose central não-encapsulada · Lipomatose cervical benigna familiar · Lipomatose simétrica familiar
plMnoga tłuszczakowatość symetrycznaChoroba Madelunga · Lipodystrofia głowowo-piersiowa · Lipomatoza Launoisa i Bensaude'a · Rodzinna łagodna lipomatoza szyjna
csMnohočetná symetrická lipomatózaCefalotorakální lipodystrofie · Benigní symetrická lipomatóza · Madelungova choroba · Launoisův-Bensaudeův syndrom · Launois-Bensaudeův syndrom
ukМножинний симетричний ліпоматозЦефалоторакальна ліподистрофія · Сімейний доброякісний ліпоматоз шийки матки · Ліпоматоз Лануа-Бенсо · Хвороба Маделунга
zh多发对称性脂肪瘤病家族性良性颈部脂肪瘤病
trÇoklu simetrik lipomatozMadelung hastalığı · Launois-Bensaude lipomatozu · Sefalotorasik lipodistrofi · Ailesel selim servikal lipomatoz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM151800Evalidated
ICD-10E88.8NTBTinclusionvalidated
ICD-11EF02.1NTBTindexvalidated
MONDO0007908Evalidated
MeSHD008069Evalidated
UMLSC0023804Evalidated
GARD6957Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MFN2Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:16877ENSG000001166886085071p36.22mitofusin 226085578[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET
Point prevalence1-9 / 100 0002 / 100 000ItalyValue and classValidated[EXPERT]

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

10 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0009124Abnormal adipose tissue morphology
HP:0002829Arthralgia
HP:0001387Joint stiffness
HP:0001012Multiple lipomas
Frequent (79-30%)
HP:0001288Gait disturbance
HP:0002240Hepatomegaly
HP:0000855Insulin resistance
HP:0003401Paresthesia
HP:0009830Peripheral neuropathy
HP:0001315Reduced tendon reflexes

Run the differential on the 4 obligate / very frequent terms

7

Sources for this card