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Start free with EleplanFrontometaphyseal dysplasia
ORPHA:1826Disease
What it is
A rare multiple congenital anomalies/dysmorphic syndrome characterized by anomalous ossification and skeletal patterning of the axial and appendicular skeleton, facial dysmorphism and conductive and sensorineural hearing loss.
Key facts
- Prevalence
- <1 / 1 000 000
- Age of onset
- Neonatal
- Inheritance
- Autosomal dominant, X-linked dominant
- 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.
Signs and symptoms
Very common80–99%
13Common30–79%
30- Abnormal heart morphology
- Camptodactyly of finger
- Coarse facial features
- Conductive hearing impairment
- Dislocated radial head
- Elbow flexion contracture
- Full cheeks
- Fused cervical vertebrae
- Hydronephrosis
- Interphalangeal joint contracture of finger
- Keloids
- Limitation of knee mobility
- Limitation of movement at ankles
- Limited elbow movement
- Limited wrist movement
- Metacarpophalangeal joint contracture
- Metaphyseal widening
- Pes valgus
- Sclerosis of skull base
- Sensorineural hearing impairment
- Short diaphyses
- Short distal phalanx of finger
- Short distal phalanx of the thumb
- Short metacarpal
- Short metatarsal
- Subglottic stenosis
- Ulnar deviation of the hand
- Ureteral obstruction
- Urethral stenosis
- Wrist flexion contracture
Sometimes5–29%
19- Abnormal cornea morphology
- Amblyopia
- Astigmatism
- Bifid uvula
- Chiari malformation
- Cleft palate
- Craniosynostosis
- Growth delay
and 11 more in this range
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.
Genes
ICD-10 codes
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
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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