raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:48686

Primary effusion lymphoma

Synonyms: Body cavity-based lymphoma · PEL

Type
Disease
Group
Disorder
Age of onset
Adult
Status
active

Primary effusion lymphoma (PEL) is a large B-cell lymphoma located in the body cavities, characterized by pleural, peritoneal, and pericardial fluid lymphomatous effusions and that is always associated with human herpes virus-8 (HHV-8).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPrimary effusion lymphomaBody cavity-based lymphoma · PEL
frLymphome primitif des séreusesPEL · Lymphome des cavités
dePrimäres EffusionslymphomPEL
esLinfoma primario de efusionesLinfoma primario de cavidades · PEL
itLinfoma primitivo effusivoLinfoma delle cavità corporee · PEL
nlPrimair effusielymfoomOp lichaamsholte gebaseerd lymfoom · PEL
ptLinfoma de derrame primárioPEL
plPierwotny chłoniak wysiękowyPEL
csPrimární efuzní lymfomPEL · Lymfom v tělních dutinách
ukПервинна випотна лімфомаЛімфома на основі порожнин тіла · PEL
zh原发渗出性淋巴瘤原发于体腔淋巴瘤
trPrimer efüzyon lenfomaPEL · Vücut boşluğu temelli lenfoma

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C83.8NTBTinclusionvalidated
ICD-112A81.9Especificvalidated
MONDO0018842Evalidated
MeSHD054685Evalidated
UMLSC1292753Evalidated
GARD9247Evalidated
MedDRA10065857Evalidated

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

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families200 casesWorldwideCase(s)Validated[EXPERT]
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

8 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0003270Abdominal distention
HP:0002027Abdominal pain
HP:0002585Abnormality of the peritoneum
HP:0012191B-cell lymphoma
HP:0002094Dyspnea
HP:0001698Pericardial effusion
HP:0002202Pleural effusion
Frequent (79-30%)
HP:0002721Immunodeficiency

Run the differential on the 7 obligate / very frequent terms

7

Sources for this card