raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:45

Adenosine monophosphate deaminase deficiency

Synonyms: AMP deaminase deficiency · Myoadenylate deaminase deficiency

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
All ages
Status
active

A rare metabolic disorder for which two forms have been described. Lack of activity of the erythrocyte isoform of adenosine monophosphate (AMP) deaminase has been described in subjects with low plasma uric acid levels without obvious clinical relevance and will not be described further. Myoadenylate deaminase deficiency is an inherited disorder of muscular energy metabolism with a lack of AMP deaminase activity in skeletal muscle. It is characterised by exercise-induced muscle pain, cramps and/or early fatigue.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAdenosine monophosphate deaminase deficiencyAMP deaminase deficiency · Myoadenylate deaminase deficiency
frDéficit en adénosine monophosphate désaminaseDéficit en AMP désaminase · Déficit en myoadénylate désaminase
deAdenosinmonophosphat-Desaminase-Mangel
esDeficiencia de adenosina monofosfato deaminasa
itDeficit di adenosina monofosfato deaminasi
nlAdenosinemonofosfaatdeaminasedeficiëntieAMP-deaminasedeficiëntie · Myodenylaatdeaminasedeficiëntie
ptDeficiência de adenosina monofosfato desaminase
plNiedobór deaminazy monofosforanu adenozynyNiedobór deaminazy AMP deaminase · Niedobór mięśniowej deaminazy monofosforanu adenozyny
csDeficit adenosin monofosfát deaminázyDeficit AMP deaminázy · Deficit myoadenylát deaminázy
ukДефіцит аденозинмонофосфатдезаміназиДефіцит АМФ-дезамінази · Дефіцит міоаденілатдезамінази
zh腺苷一磷酸脱氨酶缺乏症肌腺苷酸脱氨酶缺乏症
trAdenozin monofosfat deaminaz eksikliğiAMP deaminaz eksikliği · Miyoadenilat deaminaz eksikliği

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM612874Evalidated
OMIM615511BTNTvalidated
ICD-10E79.8NTBTattributedvalidated
ICD-115C55.0YNTBTindexvalidated
MONDO13028Evalidated
MeSHC538234Evalidated
UMLSC2931781Evalidated
GARD547Evalidated

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

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
AMPD1Disease-causing germline mutation(s) inAssessedHGNC:468ENSG000001167481027701p13.2adenosine monophosphate deaminase 1
AMPD3Disease-causing germline mutation(s) inAssessedHGNC:470ENSG0000013380510277211p15.4adenosine monophosphate deaminase 38004104[PMID]_11139257[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 casesWorldwideCase(s)Validated[EXPERT]
Point prevalenceUnknown—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

7 annotations · validated 2017-08-23
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0009020Exercise-induced muscle fatigue
HP:0003738Exercise-induced myalgia
HP:0003690Limb muscle weakness
HP:0003394Muscle spasm
HP:0003326Myalgia
Excluded (0%)
HP:0008331Elevated creatine kinase after exercise
HP:0002151Increased circulating lactate concentration

Run the differential on the 5 obligate / very frequent terms

Annotation source: 7440723[PMID]_6122873[PMID]_6707201[PMID]_8486786[PMID]

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Sources for this card