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GMS syndrome describes an extremely rare syndrome involving goniodysgenesis, intellectual disability and short stature in addition to microcephaly, short nose, small hands and ears, and that has been seen in one family to date. There have been no further descriptions in the literature since 1992.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for GMS syndrome.
2 publications have been identified in PubMed for GMS syndrome. Research spans Clinical Trial Publication (50%) and Epidemiology / Natural History (50%).
Neumayr K (2026). [PMID: 41424041](https://pubmed.ncbi.nlm.nih.gov/41424041/). *Acta paediatrica (Oslo, Norway : 1992)*. [Clinical Trial Publication]
Xin S (2025). [PMID: 41048970](https://pubmed.ncbi.nlm.nih.gov/41048970/). *Frontiers in medicine*. [Epidemiology / Natural History]
Data assembled from 4 of 12 sources · Last updated Sep 19, 2026, 3:30 AM UTC
Online Mendelian Inheritance in Man
European rare disease database
Genetic and Rare Diseases Info Center
Common questions about GMS syndrome