raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:263665

NK-cell enteropathy

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

Natural killer (NK)-cell enteropathy is a benign NK-cell lymphoproliferative disease characterized by minor abdominal symptoms (abdominal pain, diverticulosis, constipation and reflux) due to NK cell-derived lesions in the mucosal layer of the gastrointestinal tract and often mistaken for NK or T-cell lymphoma.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enNK-cell enteropathy
frEntéropathie à cellules NK
deNK-Zellen-Enteropathie
esEnteropatía de células NK
itEnteropatia a cellule NK
nlNK-cel-enteropathie
ptEnteropatia de células NK
plEnteropatia komórek NK
csEnteropatie NK-buněk
ukNK-клітинна ентеропатія
zhNK细胞肠病
trNK-hücresi enteropatisi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10K52.8NTBTattributedvalidated
ICD-11DA94.YNTBTattributedvalidated
MONDO0016996Evalidated
UMLSC4509932Evalidated

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

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families8 casesWorldwideCase(s)Validated20966166[PMID]
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

14 annotations · validated 2017-06-14
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000969Edema
HP:0100828Increased T cell count
HP:0005523Lymphoproliferative disorder
Frequent (79-30%)
HP:0002027Abdominal pain
Occasional (29-5%)
HP:0004295Abnormality of the gastric mucosa
HP:0002253Colonic diverticula
HP:0002019Constipation
HP:0002014Diarrhea
HP:0002588Duodenal ulcer
HP:0002592Gastric ulcer
HP:0002020Gastroesophageal reflux
HP:0002573Hematochezia
HP:0005266Intestinal polyp
HP:0012425Stercoral ulcer

Run the differential on the 3 obligate / very frequent terms

Annotation source: 20966166[PMID]

7

Sources for this card