raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:699683

Fibro-adipose vascular anomaly

Synonyms: FAVA · Fibro-fatty vascular anomaly · Fibroadipose vascular anomaly

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

A rare vascular malformation characterized by fibro-adipose and venous tissue with diffuse muscle infiltration and extension along fascial planes, most often affecting the calf and forearm. Major clinical features include severe and persistent pain, phlebectasia, contractures, joint deformity as well as muscle atrophy. The skin is usually unremarkable.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enFibro-adipose vascular anomalyFAVA · Fibro-fatty vascular anomaly · Fibroadipose vascular anomaly
frAnomalie vasculaire fibro-adipeuseFAVA
deFibro-adipöse vaskuläre AnomalieFAVA
esAnomalía vascular fibroadiposaAVFA · FAVA
itAnomalia vascolare fibro-adiposaFAVA · Anomalia vascolare fibro-adiposa · Anomalia vascolare fibroadiposa
nlFibroadipeuze vasculaire anomalieFAVA
ptFibro-adipose vascular anomaly
plFibro-adipose vascular anomaly= en
csFibro-adipose vascular anomaly= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation

No cross-references in this release.

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/families20 casesWorldwideCase(s)ValidatedORPHANET
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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card