raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:424016

Adenocarcinoma of the anal canal

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

A very rare tumor of the intestine, originating from the epithelium of the anal canal (including the mucosal surface, anal glands, and lining of fistulous tracts), macroscopically appearing as a nodular, often ulcerated, invasive mass located in the anal canal. Patients often present with rectal bleeding, as well as difficulty and pain during defecation. Inguinal lymphadenopathy, if present, usually indicates metastatic spread.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAdenocarcinoma of the anal canal
frAdénocarcinome du canal anal
deAdenokarzinom des Analkanals
esAdenocarcinoma del canal anal
itAdenocarcinoma del canale anale
nlAdenocarcinoom van anaal kanaal
ptAdenocarcinoma do canal anal
plGruczolakorak kanału odbytu
csAdenokarcinom análního kanálu
ukАденокарцинома анального каналу
zh肛管腺癌
trAnal kanalın adenokarsinomu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C21.1NTBTattributedvalidated
ICD-112C00.0Especificvalidated
MONDO0002735Evalidated
UMLSC1332259Evalidated

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.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

23 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 1 000 0000.253 / 100 000EuropeValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.238 / 100 000AustriaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.226 / 100 000BelgiumValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.485 / 100 000BulgariaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence<1 / 1 000 0000.076 / 100 000CroatiaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.269 / 100 000Czech RepublicValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.24 / 100 000EstoniaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.105 / 100 000FinlandValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence<1 / 1 000 0000.09 / 100 000FranceValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.12 / 100 000GermanyValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.256 / 100 000IcelandValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.299 / 100 000IrelandValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.499 / 100 000ItalyValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.287 / 100 000LatviaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.215 / 100 000LithuaniaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.144 / 100 000NorwayValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.217 / 100 000PolandValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.406 / 100 000PortugalValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.382 / 100 000SlovakiaValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.343 / 100 000SpainValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.135 / 100 000SwitzerlandValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.12 / 100 000NetherlandsValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Annual incidence1-9 / 1 000 0000.26 / 100 000United KingdomValue and classValidatedRARECARE surveillance of rare cancers in Europe[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

12 annotations · validated 2017-06-07
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0030439Anal canal adenocarcinoma
Very frequent (99-80%)
HP:0002027Abdominal pain
HP:0002025Anal stenosis
HP:0002584Intestinal bleeding
HP:0002716Lymphadenopathy
Frequent (79-30%)
HP:0012432Chronic fatigue
HP:0002896Neoplasm of the liver
HP:0100526Neoplasm of the lung
HP:0010622Neoplasm of the skeletal system
Occasional (29-5%)
HP:0100743Neoplasm of the rectum
HP:0002035Rectal prolapse
HP:0200042Skin ulcer

Run the differential on the 5 obligate / very frequent terms

Annotation source: 10223561[PMID]_23809885[PMID]_24705191[PMID]_27510691[PMID]_25544486[PMID]_19702687[PMID]

7

Sources for this card