raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:206599

Isolated asymptomatic elevation of creatine phosphokinase

Synonyms: Idiopathic asymptomatic hyperCKemia · Isolated asymptomatic hyperCKemia

Type
Biological anomaly
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
All ages
Status
active

A rare neurologic biological anomaly characterized by persistent elevation of the serum creatine phosphokinase (CK) without any clinical, neurophysical or histopathological evidence of neuromuscular disease using the available laboratory procedures. It is usually an incidental finding, diagnosed after exclusion of other possible causes of elevated CK levels.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIsolated asymptomatic elevation of creatine phosphokinaseIdiopathic asymptomatic hyperCKemia · Isolated asymptomatic hyperCKemia
frElévation isolée asymptomatique de la créatine phosphokinaseElévation isolée de la CPK · HyperCKémie isolée asymptomatique
deErhöhung der Kreatinphosphokinase, isolierte asymptomatische FormHyperCKämie, asymptomatische, idiopathische · HyperCKämie, asymptomatische, isolierte
esElevación aislada asintomática de creatinfosfoquinasaHiperCKemia asintomática aislada · HiperCKemia asintomática idiopática
itAumento isolato asintomatico della creatin-fosfochinasi
nlGeïsoleerde asymptomatische verhoging van creatinefosfokinaseGeïsoleerde asymptomatische hyperCKemie · Idiopathische asymptomatische hyperCKemie
ptElevação isolada e assintomática de creatina fosfoquinase
plIzolowany bezobjawowy podwyższony poziom fosfokinazy kreatyny= en
csIzolovaná asymptomatická elevace kreatinfosfokinázy= en
ukІзольоване безсимптомне підвищення рівня креатинфосфокіназиІдіопатична безсимптомна гіперКФК · Ізольована безсимптомна гіперКФК
zh孤立性无症状肌酸磷酸激酶升高特发性无症状高CK血症
trİzole asemptomatik kreatin fosfokinaz yükselmesiİzole asemptomatik hiperkemi · İdiyopatik asemptomatik hiperkemi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM123320Evalidated
ICD-10R74.8NTBTattributednot yet validated
MONDO0016103Evalidated
UMLSC4751434Evalidated

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 (2):

No children.

4

Genes

3 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ANO5Disease-causing germline mutation(s) inAssessedHGNC:27337ENSG0000017171460866211p14.3anoctamin 531517061[PMID]_22402862[PMID]
CAV3Disease-causing germline mutation(s) inAssessedHGNC:1529ENSG000001825336012533p25.3caveolin 310746614[PMID]
DAG1Disease-causing germline mutation(s) inAssessedHGNC:2666ENSG000001734021282393p21.31dystroglycan 138177406[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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

3 annotations · validated 2021-12-07
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0003236Elevated circulating creatine kinase concentrationDiagnostic criterion
Excluded (0%)
HP:0008331Elevated creatine kinase after exercise
HP:0003198Myopathy

Run the differential on the 1 obligate / very frequent terms

Annotation source: 26000160[PMID]

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Sources for this card