raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93372

Familial hypocalciuric hypercalcemia type 1

Synonyms: FHH type 1

Type
Etiological subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant
Age of onset
All ages
Status
active

This disease is described under Familial hypocalciuric hypercalcemia

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enFamilial hypocalciuric hypercalcemia type 1FHH type 1
frHypercalcémie hypocalciurique familiale type 1FHH type 1 · Syndrome de Marx type 1
deHyperkalzämie, familiäre hypokalziurische, Typ 1FHH Typ 1
esHipercalcemia hipocalciúrica familiar tipo 1FHH tipo 1
itIpercalcemia ipocalciurica familiare, tipo 1FHH, tipo 1
nlFamiliale hypocalciurische hypercalciëmie type 1= en
ptHipercalcémia hipocalciúrica, familiar, tipo 1
plRodzinna hiperkalcemia hipokalciuryczna typu 1FHH typu 1
csFamiliární hypokalciurická hyperkalcémie, typ 1FHH typ 1
ukСімейна гіпокальціурична гіперкальціємія, тип 1FHH тип 1
zh家族性低尿钙高血钙症1型FFH1型
trailesel hipokalsiürik hiperkalsemi tip 1FHH tip 1
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM145980Evalidated
ICD-10E83.5NTBTattributedvalidated
ICD-115A51.2NTBTattributedvalidated
MONDO0007791Evalidated
MeSHC537145Evalidated
UMLSC0342637Evalidated
GARD2796Evalidated
MedDRA10068704Evalidated

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
CASRDisease-causing germline mutation(s) (loss of function) inAssessedHGNC:1514ENSG000000368286011993q13.33-q21.1calcium sensing receptor
5

Prevalence and incidence

3 records
TypeClassValueAreaQualificationValidationSource
Point prevalence6-9 / 10 00074.1 / 100 000United StatesValue and classValidated32386559[PMID]
Point prevalence1-9 / 100 0005.5 / 100 000WorldwideValue and classValidated21986511[PMID]
Point prevalence1-9 / 100 0001.3 / 100 000United KingdomValue and classValidated11353947[PMID]

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.

7

Sources for this card