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Autosomal dominant form of omodysplasia.
Features include always present findings: Short humerus, Hypertelorism, Rhizomelic arm shortening, and Depressed nasal bridge; and common findings: Labial hypoplasia, Fibular hypoplasia, Tented upper lip vermilion, and Broad femoral neck and others. 35 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Head and neck | 3 | Tented upper lip vermilion, Cleft palate, Bilateral cleft lip |
FZD2 encodes frizzled class receptor 2 (565 aa). Receptor for Wnt proteins. Highest expression in Cells Cultured fibroblasts (33.7 TPM) and Artery Aorta (24.5 TPM).
Autosomal dominant omodysplasia is associated with mutations in the FZD2 gene on chromosome 17.
The FZD2 protein participates in WNT5A-dependent internalization of FZD2, FZD5 and ROR2, FZD2, FZD5 and ROR2 are internalized in a WNT5A and clathrin-dependent manner, and PDE6 hydrolyses cGMP to GMP pathways.
FZD2 is classified as a druggable target (G Protein Coupled Receptor and Kinase categories) with score 8.7.
Genetic testing for FZD2 is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 4 always present features, 22 common features.
No clinical trials have been registered for autosomal dominant omodysplasia.
2 publications have been identified in PubMed for autosomal dominant omodysplasia. Research spans Case Report / Case Series (50%) and Basic Science / Preclinical (50%).
Jurk S (2026). [PMID: 41022130](https://pubmed.ncbi.nlm.nih.gov/41022130/). *Zeitschrift fur Geburtshilfe und Neonatologie*. [Case Report / Case Series]
Tophkhane SS (2024). [PMID: 38967226](https://pubmed.ncbi.nlm.nih.gov/38967226/). *Disease models & mechanisms*. [Basic Science / Preclinical]
Data assembled from 6 of 12 sources · Last updated Sep 20, 2026, 6:00 PM UTC
Online Mendelian Inheritance in Man
European rare disease database
Genetic and Rare Diseases Info Center
Bones and joints |
2 |
Broad femoral neck, Sideways curvature of the spine (scoliosis) |
Digestive system | 2 | Gastroesophageal reflux, Feeding difficulties |
Brain and nerves | 1 | Depressed nasal bridge |
Ears | 1 | Recurrent otitis media |
Arms and legs | 1 | Clinodactyly of the 5th finger |