raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:31112

Dermatofibrosarcoma protuberans

Synonyms: DFSP

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
All ages
Status
active

Dermatofibrosarcoma protuberans (DFSP) is a rare infiltrating soft tissue sarcoma, generally of low grade malignancy, arising from the dermis of the skin and characteristically associated with a specific chromosomal translocation t(17;22).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDermatofibrosarcoma protuberansDFSP
frDermatofibrosarcome de Darier-Ferrand= en
deDermatofibrosarcoma protuberans
esDermatofibrosarcoma protuberante= en
itDermatofibrosarcoma di Darier-Ferrand
nlDermatofibrosarcoma protuberans= en
ptDermatofibrossarcoma protuberante
plWłókniakomięsak guzowaty= en
csDermatofibrosarcoma protuberans= en
ukПротуберанцева дерматофібросаркома= en
zh隆凸性皮肤纤维肉瘤= en
trDermatofibrosarkom protuberans= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM607907Evalidated
ICD-10C49.9NTBTattributedvalidated
ICD-112B53.YNTBTindexvalidated
MONDO0011934Evalidated
MeSHC538219Evalidated
UMLSC0392784Evalidated
GARD9569Evalidated
MedDRA10057070Evalidated

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 (4):

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
COL1A1Part of a fusion gene inAssessedHGNC:2197ENSG0000010882112015017q21.33collagen type I alpha 1 chain
PDGFBPart of a fusion gene inAssessedHGNC:8800ENSG0000010031119004022q13.1platelet derived growth factor subunit B
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-5 / 10 00010 / 100 000EuropeValue and classValidated[EXPERT]_European Medicines Agency[OTHER]

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

8 annotations · validated 2024-01-15
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0010783Erythema
HP:0100244Fibrosarcoma
HP:0008069Neoplasm of the skin
HP:0001482Subcutaneous nodule
HP:0001072Thickened skin
Frequent (79-30%)
HP:0200042Skin ulcer
Occasional (29-5%)
HP:0012531Pain
Very rare (<4-1%)
HP:0002716Lymphadenopathy

Run the differential on the 5 obligate / very frequent terms

Annotation source: 30020677[PMID]_30008876[PMID]

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Sources for this card