raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:98825

Unclassified myelodysplastic/myeloproliferative disease

Synonyms: Unclassified mixed myelodysplastic/myeloproliferatic syndrome

Type
Disease
Group
Disorder
Status
active

A rare myelodysplastic/myeloproliferative neoplasm characterized by clinical, laboratory, and morphological features of both myelodysplastic syndrome and myeloproliferative neoplasm at onset, in the absence of recent cytotoxic or growth factor therapy, and without Philadelphia chromosome, BCR-ABL1 or PCM1-JAK2 fusion, or rearrangement of PDGFRA, PDGFRB, or FGFR1. Cases of a previously well-defined myeloproliferative neoplasm developing dysplastic features are excluded, and the criteria for any other myelodysplastic/myeloproliferative neoplasm, myelodysplastic syndrome, or myeloproliferative neoplasm are not met.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enUnclassified myelodysplastic/myeloproliferative diseaseUnclassified mixed myelodysplastic/myeloproliferatic syndrome
frMaladie myélodysplasique/myéloproliférative non classéeSyndrome myélodysplasique/myéloprolifératif mixte non-classé
deMyeloproliferative/Myelodysplastische Krankheit, nicht-klassifizierbareMyeloproliferativen/Myelodysplastischen Krankheiten, nicht-klassifizierbare Mischformen
esEnfermedad mielodisplásica/mieloproliferativa no clasificadaSíndrome mixto mielodisplásico/mieloproliferativo no clasificado
itMalattia mieloproliferativa/mielodisplastica non classificabileSindrome mista mieloproliferativa/mielodisplastica non classificata
nlNiet-geclassificeerde myelodysplastische/myeloproliferatieve ziekteNiet-geclassificeerd gemengd myelodysplastisch/myeloproliferatisch syndroom
ptDoença mielodisplásica/mieloproliferativa, não classificada
plNiesklasyfikowana choroba mielodysplastyczna/mieloproliferacyjnaNiesklasyfikowany mieszany zespół mielodysplastyczny/mieloproliferacyjny
csNeklasifikovaná myelodysplastická/myeloproliferativní nemocNeklasifikovaný smíšený myelodysplatický/myeloproliferativní syndrom
ukНекласифіковане мієлодиспластичне/мієлопроліферативне захворюванняНекласифікований змішаний мієлодиспластичний/мієлопроліферативний синдром
zh未分类骨髓增生异常/骨髓增殖性疾病未分类的混合型骨髓增生异常/骨髓增生综合征
trSınıflandırılmamış miyelodisplastik/miyeloproliferatif hastalıkSınıflandırılmamış karma miyelodisplastik/miyeloproliferatik sendrom

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C94.6Especificvalidated
ICD-112A44Especificvalidated
MONDO0020313Evalidated
UMLSC1328061Evalidated

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

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card