raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:79140

Cutaneous neuroendocrine carcinoma

Synonyms: MCC · Merkel cell carcinoma

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

A rare aggressive skin cancer characterized by a rapidly growing nodule with both epithelial and neuroendocrine features, driven in 80% of cases by the oncogenic Merkel cell polyomavirus (MCPyV).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCutaneous neuroendocrine carcinomaMCC · Merkel cell carcinoma
frCarcinome neuroendocrine cutanéCarcinome à cellules de Merkel
deKarzinom, kutanes neuroendokrinesMerkelzell-Karzinom (MCC)
esCarcinoma neuroendocrino cutáneoCarcinoma de células de Merkel (MCC)
itCarcinoma cutaneo neuroendocrinoCarcinoma a cellule di Merkel (MCC)
nlCutaan neuro-endocrien carcinoomMCC · Merkelcel-carcinoom
ptCarcinoma neuro-endócrino cutâneoCarcinoma de células de Merkel
plRak neuroendokrynny skóryMCC · Rak z komórek Merkela
csKarcinom z Merkelových buněkMCC · Kožní neuroendokrinní karcinom
ukШкірна нейроендокринна карциномаMCC · Клітинна карцинома Меркеля
zh皮肤神经内分泌癌Merkel细胞癌
trKutanöz nöroendokrin karsinomMM · Merkel hücreli karsinom

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C44.3NTBTattributedvalidated
ICD-10C44.6NTBTattributedvalidated
ICD-10C44.7NTBTattributedvalidated
ICD-112C34Especificvalidated
MONDO0019210Evalidated
UMLSC0007129Evalidated
GARD9266Evalidated

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 (3):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

12 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 1 000 0000.27 / 100 000WorldwideValue and classNot yet validatedORPHANET
Point prevalence1-9 / 100 0004 / 100 000EuropeValue and classValidatedEuropean Medicines Agency[OTHER]
Annual incidence1-9 / 1 000 0000.13 / 100 000EuropeValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Lifetime Prevalence1-9 / 1 000 0000.86 / 100 000EuropeValue and classValidated22033323[PMID]_RARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence<1 / 1 000 0000.06 / 100 000FinlandValue and classNot yet validated21729823[PMID]
Annual incidence1-9 / 100 0002.7 / 100 000United StatesValue and classValidated33932460[PMID]
Annual incidence1-9 / 1 000 0000.22 / 100 000DenmarkValue and classValidated20424236[PMID]
Annual incidence1-9 / 1 000 0000.378 / 100 000FranceValue and classValidated12951176[PMID]
Annual incidence1-9 / 1 000 0000.13 / 100 000United KingdomValue and classValidated16764197[PMID]
Annual incidence1-9 / 100 0001.8 / 100 000AustraliaValue and classValidated33932460[PMID]
Annual incidence1-9 / 100 0002 / 100 000New ZealandValue and classValidated33932460[PMID]
Annual incidence1-9 / 100 0004 / 100 000NorwayValue and classValidated33932460[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

17 annotations · validated 2017-11-13
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0030447Merkel cell skin cancer
Frequent (79-30%)
HP:0005374Cellular immunodeficiency
HP:0002730Chronic noninfectious lymphadenopathy
HP:0000992Cutaneous photosensitivity
HP:0025475Erythematous macule
HP:0025474Erythematous plaque
HP:0011356Regional abnormality of skin
HP:0200036Skin nodule
Occasional (29-5%)
HP:0002671Basal cell carcinoma
HP:0100570Carcinoid tumor
HP:0005526Lymphoid leukemia
HP:0006775Multiple myeloma
HP:0006739Squamous cell carcinoma of the skin
Very rare (<4-1%)
HP:0012658Abnormal brain FDG positron emission tomography
HP:0030692Brain neoplasm
HP:0040095Neoplasm of the outer ear
Excluded (0%)
HP:0012531Pain

Run the differential on the 1 obligate / very frequent terms

Annotation source: 28762116[PMID]_27198511[PMID]_26185585[PMID]_24094946[PMID]_19396152[PMID]_7825937[PMID]_7811116[PMID]_2427595[PMID]_5009611[PMID]

7

Sources for this card