Postaxial acrofacial dysostosis

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Postaxial acrofacial dysostosis

ORPHA:246Malformation syndrome

Also called Acrofacial dysostosis, Genee-Wiedemann type · Mandibulofacial dysostosis with postaxial limb anomalies · Miller syndrome · POADS · Postaxial acrodysostosis

What it is

A rare acrofacial dysostosis that is characterized by mandibular and malar hypoplasia, small and cup-shaped ears, lower lid ectropion, and symmetrical postaxial limb deficiencies with absence of the fifth digital rays and ulnar hypoplasia.

Key facts

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

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.

Signs and symptoms

These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.

Gene

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

ICD-10 codes

Q75.4filed under a broader ICD-10 category — shared with 12 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 8410MESH C537680MONDO 0009903OMIM 263750UMLS C0265257

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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