Familial hypocalciuric hypercalcemia type…

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Familial hypocalciuric hypercalcemia type 1

ORPHA:93372Etiological subtype

Also called FHH type 1

What it is

Orphanet has not published a description for this disease yet. The identifiers, classification and cross-references below are still current.

Key facts

Prevalence
1-9 / 100 000
Age of onset
All ages
Inheritance
Autosomal dominant
Classified as
Etiological subtype

Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.

Gene

CASRDisease-causing germline mutation(s) (loss of function)

ICD-10 codes

E83.5filed under a broader ICD-10 category — shared with 8 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

GARD 2796MEDDRA 10068704MESH C537145MONDO 0007791OMIM 145980UMLS C0342637

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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