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Any craniosynostosis in which the cause of the disease is a mutation in the ZIC1 gene.
Features include always present findings: Craniosynostosis; and common findings: Strabismus, Low muscle tone (hypotonia), Bicoronal synostosis, and Microcephaly and others. 23 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Eyes | 2 | Strabismus, Ptosis |
ZIC1 function has not been fully characterized.
Craniosynostosis 6 is caused by mutations in the ZIC1 gene on chromosome 3.
Genetic testing for ZIC1 is available. Testing is considered confirmatory for diagnosis.
Biomarker and diagnostic research for craniosynostosis 6 has been reported in the published literature.
Phenotype severity distribution: 1 always present feature, 6 common features.
No clinical trials have been registered for craniosynostosis 6.
211 publications have been identified in PubMed for craniosynostosis 6. Kisho has analyzed 79 by research type. Research spans Epidemiology / Natural History (27%), Review / Meta-Analysis (23%), and Clinical Trial Publication (20%).
Research Type | Count | % of Total |
|---|---|---|
Disease patterns and progression | 21 | 27% |
Data assembled from 7 of 12 sources · Last updated Sep 19, 2026, 3:29 AM UTC
Online Mendelian Inheritance in Man
European rare disease database
Genetic and Rare Diseases Info Center
2 |
Shrinkage of the cerebellum (cerebellar atrophy), Low muscle tone (hypotonia) |
Head and neck | 2 | Craniosynostosis, Microcephaly |
Bones and joints | 1 | Sideways curvature of the spine (scoliosis) |
Brain and nerves | 1 | Global developmental delay |
Ears | 1 | Inner ear hearing loss (sensorineural hearing impairment) |
Research summaries
18 |
23% |
Clinical study results | 16 | 20% |
Laboratory research | 11 | 14% |
Patient case studies | 6 | 8% |
Testing and diagnosis research | 3 | 4% |
New treatment approaches | 3 | 4% |
Other research | 1 | 1% |
Tao W (2026). [PMID: 40576997](https://pubmed.ncbi.nlm.nih.gov/40576997/). *Cleft Palate Craniofac J*. [Clinical Trial Publication]
Kwon DY (2026). [PMID: 39980389](https://pubmed.ncbi.nlm.nih.gov/39980389/). *Cleft Palate Craniofac J*. [Epidemiology / Natural History]
Watts LM (2026). [PMID: 42028696](https://pubmed.ncbi.nlm.nih.gov/42028696/). *Genet Med*. [Gene Therapy / Novel Therapeutics]
Salib A (2026). [PMID: 42153715](https://pubmed.ncbi.nlm.nih.gov/42153715/). *J Craniofac Surg*. [Clinical Trial Publication]
Alsharef FK (2026). [PMID: 41523225](https://pubmed.ncbi.nlm.nih.gov/41523225/). *J Surg Case Rep*. [Case Report / Case Series]
Kim DK (2026). [PMID: 41941160](https://pubmed.ncbi.nlm.nih.gov/41941160/). *J Craniofac Surg*. [Epidemiology / Natural History]
Yanai T (2026). [PMID: 41820895](https://pubmed.ncbi.nlm.nih.gov/41820895/). *BMC Pediatr*. [Basic Science / Preclinical]
Harrison LM (2026). [PMID: 42132426](https://pubmed.ncbi.nlm.nih.gov/42132426/). *Cleft Palate Craniofac J*. [Epidemiology / Natural History]
Girian S (2026). [PMID: 41945334](https://pubmed.ncbi.nlm.nih.gov/41945334/). *J Craniofac Surg*. [Clinical Trial Publication]
Cuperus IE (2026). [PMID: 42024012](https://pubmed.ncbi.nlm.nih.gov/42024012/). *Plast Reconstr Surg*. [Epidemiology / Natural History]