Ectodermal dysplasia-pili torti-cutaneous…

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Ectodermal dysplasia-pili torti-cutaneous syndactyly syndrome

ORPHA:247820Malformation syndrome

What it is

Ectodermal dysplasia-syndactyly syndrome is a rare, genetic ectodermal dysplasia syndrome characterized by sparse to absent scalp hair, eyebrows, and eyelashes (with pili torti when present), widely spaced, conical-shaped teeth with peg-shaped, conical crowns and enamel hypoplasia and palmoplantar hyperkeratosis, associated with partial cutaneous syndactyly in hands and feet.

Key facts

Prevalence
<1 / 1 000 000
Age of onset
Infancy, 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.

Gene

NECTIN4Disease-causing germline mutation(s)

ICD-10 codes

Q82.8filed under a broader ICD-10 category — shared with 106 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

OMIM 613573UMLS C4749852

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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