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Features include always present findings: Mild intellectual disability, Global developmental delay, Ataxia, and Depressed nasal bridge and others; and common findings: Tall stature, Postaxial hand polydactyly, Low muscle tone (hypotonia), and Enlarged cisterna magna and others. 20 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Brain and nerves | 5 | Mild intellectual disability, Dysarthria, Global developmental delay |
SUFU function has not been fully characterized.
Joubert syndrome 32 is associated with mutations in the SUFU gene on chromosome 10.
Genetic testing for SUFU is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 8 always present features, 9 common features.
No clinical trials have been registered for Joubert syndrome 32.
4 publications have been identified in PubMed for Joubert syndrome 32. Research spans Case Report / Case Series (50%), Basic Science / Preclinical (25%), and Epidemiology / Natural History (25%).
Diler Durgut B (2026). [PMID: 41979576](https://pubmed.ncbi.nlm.nih.gov/41979576/). *Neurocase*. [Case Report / Case Series]
Saunders HAJ (2025). [PMID: 39856351](https://pubmed.ncbi.nlm.nih.gov/39856351/). *Nat Struct Mol Biol*. [Basic Science / Preclinical]
Bhate M (2025). [PMID: 40190368](https://pubmed.ncbi.nlm.nih.gov/40190368/). *Neuroophthalmology*. [Epidemiology / Natural History]
Whiting KR (2024). [PMID: 38806661](https://pubmed.ncbi.nlm.nih.gov/38806661/). *Eur J Hum Genet*. [Case Report / Case Series]
Data assembled from 5 of 12 sources · Last updated Sep 19, 2026, 1:59 AM UTC
Online Mendelian Inheritance in Man
Common questions about Joubert syndrome 32
Arms and legs | 2 | Postaxial hand polydactyly, Postaxial foot polydactyly |
Eyes | 2 | Nystagmus, Oculomotor apraxia |
Growth and development | 1 | Tall stature |
Muscles | 1 | Low muscle tone (hypotonia) |
Heart and blood vessels | 1 | Thickened heart muscle (hypertrophic cardiomyopathy) |
Head and neck | 1 | Macrocephaly |