raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:86830

Chronic myeloproliferative disease, unclassifiable

Synonyms: CMPD-U · Undifferentiated myeloproliferative disease

Type
Disease
Group
Disorder
Age of onset
Adult
Status
active

A rare hematological neoplasm characterized by clonal proliferation of myeloid precursors in the bone marrow, blood and other tissues (spleen, liver), with clinical, morphological and molecular features of myeloproliferative neoplasms (MPN), failing to meet criteria of a specific MPN. The presentation is nonspecific and variable and often includes leukocytosis, thrombocytosis and anemia. Splenomegaly, hepatomegaly as well as fatigue, malaise or weight loss may appear in advanced stages.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enChronic myeloproliferative disease, unclassifiableCMPD-U · Undifferentiated myeloproliferative disease
frMaladie myéloproliférative chronique non classifiéeMaladie myéloproliférative non différenciée
deMyeloproliferative Krankheit, nicht klassifizierbareCMPD-U · Myeloproliferative Krankheit, undifferenzierte
esEnfermedad mieloproliferativa crónica inclasificableCMPD-U · Enfermedad mieloproliferativa indiferenciada
itMalattia mieloproliferativa cronica non classificabileCMPD-U · Malattia mieloproliferativa indifferenziata
nlChronische myeloproliferatieve ziekte, niet-classificeerbaarCMPD-U · Ongedifferentieerde myeloproliferatieve ziekte
ptDoença mieloproliferativa crónica, não classificávelCMPD-U · Doença mieloproliferativa indiferenciada
plPrzewlekła choroba mieloproliferacyjna, niesklasykiwonaCMPD-U · Niezróżnicowana choroba mieloproliferacyjna
csNeklasifikované chronické myeloproliferativní onemocněníCMPD-U · Nediferencované myeloproliferativní onemocnění
ukХронічне мієлопроліферативне захворювання, не класифікованеCMPD-U · Недиференційоване мієлопроліферативне захворювання
zh未分型慢性骨髓增殖性疾病未分化型骨髓增生性疾病
trKronik miyeloproliferatif hastalık, sınıflandırılmamışCMPD-U · Farklılaşmamış miyeloproliferatif hastalık

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM131440BTNTvalidated
ICD-10D47.1NTBTattributedvalidated
ICD-112A22NTBTattributedvalidated
MONDO0019452Evalidated
MONDO19452Evalidated
UMLSC4757947Evalidated

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

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
PDGFRBPart of a fusion gene inAssessedHGNC:8804ENSG000001137211734105q32platelet derived growth factor receptor beta17296564[PMID]
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Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 1 000 0000.53 / 100 000EuropeValue 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

Orphanet has no HPO annotation for this code in this release.

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Sources for this card