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A rare syndromic frontonasal dysplasia characterized by distinctive facial dysmorphic features including hypertelorism, almond-shaped palpebral fissures, nasal deformity with creased ridge, depressed or absent tip, and asymmetry and partial absence of nasal bones, and downturned corners of the mouth. Additional reported manifestations are limb anomalies (e. g. Poland anomaly, transverse limb agenesis, and anomalies of the hands and feet, such as camptodactyly, oligodactyly, clinodactyly, and syndactyly), frontonasal encephalocele, choanal atresia, congenital renal/cardiac malformations, and corpus callosum agenesis.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for frontonasal dysplasia-bifid nose-upper limb anomalies syndrome.
2 publications have been identified in PubMed for frontonasal dysplasia-bifid nose-upper limb anomalies syndrome. Research spans Review / Meta-Analysis (50%) and Basic Science / Preclinical (50%).
Altunoglu U (2025). [PMID: 40094327](https://pubmed.ncbi.nlm.nih.gov/40094327/). *Turk Arch Pediatr*. [Basic Science / Preclinical]
Guo C (2024). [PMID: 38858685](https://pubmed.ncbi.nlm.nih.gov/38858685/). *BMC Pregnancy Childbirth*. [Review / Meta-Analysis]
Data assembled from 3 of 12 sources · Last updated Sep 20, 2026, 7:40 PM UTC
European rare disease database
Genetic and Rare Diseases Info Center