Combined immunodeficiency

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Combined immunodeficiency due to GINS1 deficiency

ORPHA:505227Disease

Also called CID due to GINS1 deficiency · Combined immunodeficiency with intrauterine growth retardation-NK cell deficiency-neutropenia · Combined immunodeficiency with intrauterine growth retardation-natural killer cell deficiency-neutropenia

What it is

A rare syndrome with combined immunodeficiency characterized by intrauterine and postnatal growth retardation, chronic neutropenia, and natural killer (NK) cell deficiency due a defect in DNA replication leading to blockade of immune cell differentiation in the bone marrow, particularly affecting NK cells. Other clinical features include recurrent viral and bacterial infections and eczema, as well as mild facial dysmorphism.

Key facts

Prevalence
<1 / 1 000 000
Age of onset
Antenatal, Neonatal
Inheritance
Autosomal recessive
Classified as
Disease

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

GINS1Disease-causing germline mutation(s) (loss of function)

ICD-10 codes

D81.8filed under a broader ICD-10 category — shared with 49 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

MONDO 0044725OMIM 617827UMLS C5568132

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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